Exact Mass: 540.283537

Exact Mass Matches: 540.283537

Found 103 metabolites which its exact mass value is equals to given mass value 540.283537, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

(1R,2R,3E,7R,9R,11R,12S)-16-O-(3-hydroxy-3-methylglutaryl)-18-O-acetyldolabella-3,8(17)-dien-2,7,9,16,18-pentol

(1R*,2R*,3E,7R*,9R*,11R*,12S*)-16-O-(3-hydroxy-3-methylglutaryl)-18-O-acetyldolabella-3,8(17)-dien-2,7,9,16,18-pentol

C28H44O10 (540.2934324)

6beta-acetoxy-8,13-epoxy-labd-14-en-11-one-1alpha-O-beta-glucopyranoside|forskoditerpenoside E

C28H44O10 (540.2934324)

(1R,2R,3E,7R,8S,9R,11R,12S*)-2-O-acetyl-16-O-(3-hydroxy-3-methylglutaryl)-8,9-epoxydolabell-3-en-2,7,16,18-tetrol

(1R*,2R*,3E,7R*,8S*,9R*,11R*,12S*)-2-O-acetyl-16-O-(3-hydroxy-3-methylglutaryl)-8,9-epoxydolabell-3-en-2,7,16,18-tetrol

C28H44O10 (540.2934324)

ptychantin H

C28H44O10 (540.2934324)

TMC-1 D

C30H40N2O7 (540.283537)

flickinflimioside A

C28H44O10 (540.2934324)

xylopyrine-H

C32H36N4O4 (540.2736416)

(1R,2R,3E,7R,8S,9R,11R,12S*)-16-O-(3-hydroxy-3-methylglutaryl)-18-O-acetyl-8,9-epoxydolabell-3-en-2,7,16,18-tetrol

(1R*,2R*,3E,7R*,8S*,9R*,11R*,12S*)-16-O-(3-hydroxy-3-methylglutaryl)-18-O-acetyl-8,9-epoxydolabell-3-en-2,7,16,18-tetrol

C28H44O10 (540.2934324)

6,7-secoeunicellin|klysimplexin P

C28H44O10 (540.2934324)

(1R,2R,3E,7R,9R,11R,12S)-2-O-acetyl-16-O-(3-hydroxy-3-methylglutaryl)-dolabella-3,8(17)-dien-2,7,9,16,18-pentol

(1R*,2R*,3E,7R*,9R*,11R*,12S*)-2-O-acetyl-16-O-(3-hydroxy-3-methylglutaryl)-dolabella-3,8(17)-dien-2,7,9,16,18-pentol

C28H44O10 (540.2934324)

Thr Pro Pro Val Gln

C24H40N6O8 (540.290748)

Ala His Lys Trp

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-aminopropanamido]-3-(1H-imidazol-4-yl)propanamido]hexanamido]-3-(1H-indol-3-yl)propanoic acid

C26H36N8O5 (540.2808526)

Ala His Trp Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-aminopropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]hexanoic acid

C26H36N8O5 (540.2808526)

Ala Lys His Trp

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-aminopropanamido]hexanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid

C26H36N8O5 (540.2808526)

Ala Lys Trp His

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-aminopropanamido]hexanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid

C26H36N8O5 (540.2808526)

Ala Trp His Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-aminopropanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]hexanoic acid

C26H36N8O5 (540.2808526)

Ala Trp Lys His

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-aminopropanamido]-3-(1H-indol-3-yl)propanamido]hexanamido]-3-(1H-imidazol-4-yl)propanoic acid

C26H36N8O5 (540.2808526)

His Ala Lys Trp

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]propanamido]hexanamido]-3-(1H-indol-3-yl)propanoic acid

C26H36N8O5 (540.2808526)

His Ala Trp Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]propanamido]-3-(1H-indol-3-yl)propanamido]hexanoic acid

C26H36N8O5 (540.2808526)

His Lys Ala Trp

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]hexanamido]propanamido]-3-(1H-indol-3-yl)propanoic acid

C26H36N8O5 (540.2808526)

His Lys Trp Ala

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]hexanamido]-3-(1H-indol-3-yl)propanamido]propanoic acid

C26H36N8O5 (540.2808526)

His Gln Arg Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-carbamoylbutanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanoic acid

C21H36N10O7 (540.2768306)

His Gln Thr Arg

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-carbamoylbutanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanoic acid

C21H36N10O7 (540.2768306)

His Arg Gln Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-4-carbamoylbutanamido]-3-hydroxybutanoic acid

C21H36N10O7 (540.2768306)

His Arg Thr Gln

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-4-carbamoylbutanoic acid

C21H36N10O7 (540.2768306)

His Thr Gln Arg

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-4-carbamoylbutanamido]-5-carbamimidamidopentanoic acid

C21H36N10O7 (540.2768306)

His Thr Arg Gln

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-4-carbamoylbutanoic acid

C21H36N10O7 (540.2768306)

His Trp Ala Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]propanamido]hexanoic acid

C26H36N8O5 (540.2808526)

His Trp Lys Ala

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]hexanamido]propanoic acid

C26H36N8O5 (540.2808526)

Lys Ala His Trp

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]propanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanoic acid

C26H36N8O5 (540.2808526)

Lys Ala Trp His

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]propanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanoic acid

C26H36N8O5 (540.2808526)

Lys His Ala Trp

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-imidazol-4-yl)propanamido]propanamido]-3-(1H-indol-3-yl)propanoic acid

C26H36N8O5 (540.2808526)

Lys His Trp Ala

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-imidazol-4-yl)propanamido]-3-(1H-indol-3-yl)propanamido]propanoic acid

C26H36N8O5 (540.2808526)

Lys Trp Ala His

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-indol-3-yl)propanamido]propanamido]-3-(1H-imidazol-4-yl)propanoic acid

C26H36N8O5 (540.2808526)

Lys Trp His Ala

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]propanoic acid

C26H36N8O5 (540.2808526)

Gln His Arg Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-carbamoylbutanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanoic acid

C21H36N10O7 (540.2768306)

Gln His Thr Arg

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-carbamoylbutanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanoic acid

C21H36N10O7 (540.2768306)

Gln Arg His Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-carbamoylbutanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanoic acid

C21H36N10O7 (540.2768306)

Gln Arg Thr His

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-carbamoylbutanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H36N10O7 (540.2768306)

Gln Thr His Arg

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-carbamoylbutanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoic acid

C21H36N10O7 (540.2768306)

Gln Thr Arg His

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-carbamoylbutanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H36N10O7 (540.2768306)

Arg His Gln Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-4-carbamoylbutanamido]-3-hydroxybutanoic acid

C21H36N10O7 (540.2768306)

Arg His Thr Gln

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanamido]-4-carbamoylbutanoic acid

C21H36N10O7 (540.2768306)

Arg Gln His Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-4-carbamoylbutanamido]-3-(1H-imidazol-4-yl)propanamido]-3-hydroxybutanoic acid

C21H36N10O7 (540.2768306)

Arg Gln Thr His

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-4-carbamoylbutanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H36N10O7 (540.2768306)

Arg Thr His Gln

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-4-carbamoylbutanoic acid

C21H36N10O7 (540.2768306)

Arg Thr Gln His

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-4-carbamoylbutanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H36N10O7 (540.2768306)

Thr His Gln Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-4-carbamoylbutanamido]-5-carbamimidamidopentanoic acid

C21H36N10O7 (540.2768306)

Thr His Arg Gln

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-4-carbamoylbutanoic acid

C21H36N10O7 (540.2768306)

Thr Gln His Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-carbamoylbutanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoic acid

C21H36N10O7 (540.2768306)

Thr Gln Arg His

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-carbamoylbutanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H36N10O7 (540.2768306)

Thr Arg His Gln

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-4-carbamoylbutanoic acid

C21H36N10O7 (540.2768306)

Thr Arg Gln His

(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-4-carbamoylbutanamido]-3-(1H-imidazol-4-yl)propanoic acid

C21H36N10O7 (540.2768306)

Trp Ala His Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]propanamido]-3-(1H-imidazol-4-yl)propanamido]hexanoic acid

C26H36N8O5 (540.2808526)

Trp Ala Lys His

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]propanamido]hexanamido]-3-(1H-imidazol-4-yl)propanoic acid

C26H36N8O5 (540.2808526)

Trp His Ala Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]propanamido]hexanoic acid

C26H36N8O5 (540.2808526)

Trp His Lys Ala

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-(1H-imidazol-4-yl)propanamido]hexanamido]propanoic acid

C26H36N8O5 (540.2808526)

Trp Lys Ala His

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]hexanamido]propanamido]-3-(1H-imidazol-4-yl)propanoic acid

C26H36N8O5 (540.2808526)

Trp Lys His Ala

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]hexanamido]-3-(1H-imidazol-4-yl)propanamido]propanoic acid

C26H36N8O5 (540.2808526)

TPPVQ

Thr-Pro-Pro-Val-Gln

C24H40N6O8 (540.290748)

TMC-1D

(2E)-N-[(3S,4R)-3,4-dihydroxy-3-[(1E,3E,5E)-7-[(2-hydroxy-5-oxocyclopenten-1-yl)amino]-7-oxohepta-1,3,5-trienyl]-6-oxocyclohexen-1-yl]-4,6-dimethyldec-2-enamide

C30H40N2O7 (540.283537)

A polyene antibiotic that is TMC-1A in which the 2,4-dimethyloct-2-enoyl group has been replaced by an (E)-4,6-dimethyldec-2-enoyl group. TMC-1D is an antitumour antibiotic isolated from Streptomyces sp. A-230.

2-acetamido-N-[1-[[5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]-4-methylpentanamide,2,2,2-trifluoroacetic acid

C22H39F3N6O6 (540.288303)

N-[2-[[[[1-Methyl-5-[(triphenylmethyl)amino]-1H-pyrazol-4-yl]amino]carbonyl]amino]ethyl]carbamic acid tert-butyl ester

C31H36N6O3 (540.2848746)

hydroxypivalyl hydroxypivalate

C28H44O10 (540.2934324)

Forskoditerpenoside E

C28H44O10 (540.2934324)

A diterpene glycoside that is labd-14-en-11-one substituted by beta-acetoxy group at position 6, an epoxy group between positions 8 and 13 and a beta-D-glucopyranosyloxy group at position 1 (the 1alpha stereoisomer). Isolated from the whole plant of Coleus forskohlii, it shows relaxative effects on isolated guinea pig tracheal spirals in vitro.

Heptacyclo[31.3.1.1(3,7).1(9,13).1(15,19).1(21,25).1(27,31)]dotetraconta-1(37),3(42),4,6,9(41),10,12,15(40),16,18,21(39),22,24,27(38),28,30,33,35-octadecaene

C42H36 (540.2816856)

N-[[(10R,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

N-[[(10S,11R)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

N-[[(10S,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

N-[[(10R,11S)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

N-[[(10S,11S)-13-[(2R)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

1-[(1R)-1-(hydroxymethyl)-7-methoxy-2-[(4-methoxyphenyl)methyl]-1-spiro[3,9-dihydro-1H-pyrido[3,4-b]indole-4,4-piperidine]yl]-2-pyridin-4-ylethanone

C32H36N4O4 (540.2736416)

N-[[(10S,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

N-[[(10R,11R)-13-[(2S)-1-hydroxypropan-2-yl]-11,16-dimethyl-14-oxo-9-oxa-13,16-diazatetracyclo[13.7.0.02,7.017,22]docosa-1(15),2,4,6,17,19,21-heptaen-10-yl]methyl]-N-methylpyridine-4-carboxamide

C32H36N4O4 (540.2736416)

[1-propanoyloxy-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxypropan-2-yl] (4Z,7Z,10Z,13Z)-hexadeca-4,7,10,13-tetraenoate

C28H44O10 (540.2934324)

(1-heptanoyloxy-3-phosphonooxypropan-2-yl) (3Z,6Z,9Z,12Z,15Z)-octadeca-3,6,9,12,15-pentaenoate

C28H45O8P (540.28519)

(1-phosphonooxy-3-propanoyloxypropan-2-yl) (7Z,10Z,13Z,16Z,19Z)-docosa-7,10,13,16,19-pentaenoate

C28H45O8P (540.28519)

(1-pentanoyloxy-3-phosphonooxypropan-2-yl) (5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoate

C28H45O8P (540.28519)

MGGA 19:4

C28H44O10 (540.2934324)

PA O-25:6;O

C28H45O8P (540.28519)

PA P-18:1/7:4;O

C28H45O8P (540.28519)

PEth 23:5

C28H45O8P (540.28519)

PM 24:5

C28H45O8P (540.28519)

ST 22:1;O4;GlcA

C28H44O10 (540.2934324)

ST 22:2;O5;Hex

C28H44O10 (540.2934324)

ST 28:3;O5;S

C28H44O8S (540.2756744)

(3s)-5-{[(1r,3as,4s,9r,11r,12as)-1-[2-(acetyloxy)propan-2-yl]-4,9,11-trihydroxy-3a-methyl-10-methylidene-1h,2h,3h,4h,7h,8h,9h,11h,12h,12ah-cyclopenta[11]annulen-6-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

(3s)-5-{[(1r,3as,4s,9r,11r,12as)-1-[2-(acetyloxy)propan-2-yl]-4,9,11-trihydroxy-3a-methyl-10-methylidene-1h,2h,3h,4h,7h,8h,9h,11h,12h,12ah-cyclopenta[11]annulen-6-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

(3s)-5-{[(1r,3as,4s,9r,11r,12as)-4-(acetyloxy)-9,11-dihydroxy-1-(2-hydroxypropan-2-yl)-3a-methyl-10-methylidene-1h,2h,3h,4h,7h,8h,9h,11h,12h,12ah-cyclopenta[11]annulen-6-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

(3s)-5-{[(1r,3as,4s,9r,11r,12as)-4-(acetyloxy)-9,11-dihydroxy-1-(2-hydroxypropan-2-yl)-3a-methyl-10-methylidene-1h,2h,3h,4h,7h,8h,9h,11h,12h,12ah-cyclopenta[11]annulen-6-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

1-methoxy-3-methyl-9-{[(3r)-3-methyl-3-(4-methylpent-3-en-1-yl)-11h-pyrano[3,2-a]carbazol-5-yl]methyl}carbazole

C37H36N2O2 (540.2776636)

5-{[11-(acetyloxy)-6-hydroxy-15-(2-hydroxypropan-2-yl)-5,12-dimethyl-4-oxatricyclo[10.3.0.0³,⁵]pentadec-9-en-9-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

5-{[4-(acetyloxy)-9,11-dihydroxy-1-(2-hydroxypropan-2-yl)-3a-methyl-10-methylidene-1h,2h,3h,4h,7h,8h,9h,11h,12h,12ah-cyclopenta[11]annulen-6-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

(3s)-5-{[(1s,3r,5r,6r,9z,11s,12s,15r)-11-(acetyloxy)-6-hydroxy-15-(2-hydroxypropan-2-yl)-5,12-dimethyl-4-oxatricyclo[10.3.0.0³,⁵]pentadec-9-en-9-yl]methoxy}-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

5-({1-[2-(acetyloxy)propan-2-yl]-4,9,11-trihydroxy-3a-methyl-10-methylidene-1h,2h,3h,4h,7h,8h,9h,11h,12h,12ah-cyclopenta[11]annulen-6-yl}methoxy)-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

1-methoxy-3-methyl-9-{[3-methyl-3-(4-methylpent-3-en-1-yl)-11h-pyrano[3,2-a]carbazol-5-yl]methyl}carbazole

C37H36N2O2 (540.2776636)

3-{[(3r)-3,5-dimethyl-3-(4-methylpent-3-en-1-yl)pyrano[3,2-a]carbazol-11-yl]methyl}-1-methoxy-9h-carbazole

C37H36N2O2 (540.2776636)

5-({15-[2-(acetyloxy)propan-2-yl]-6,11-dihydroxy-5,12-dimethyl-4-oxatricyclo[10.3.0.0³,⁵]pentadec-9-en-9-yl}methoxy)-3-hydroxy-3-methyl-5-oxopentanoic acid

C28H44O10 (540.2934324)

(1r,2s,4s,5r,8s,9s,10z,12s)-11-[(acetyloxy)methyl]-5-hydroxy-8-isopropyl-12-methoxy-1,5-dimethyl-15-oxatricyclo[10.2.1.0⁴,⁹]pentadeca-6,10,13-trien-2-yl (2e)-3-(1-methylimidazol-4-yl)prop-2-enoate

(1r,2s,4s,5r,8s,9s,10z,12s)-11-[(acetyloxy)methyl]-5-hydroxy-8-isopropyl-12-methoxy-1,5-dimethyl-15-oxatricyclo[10.2.1.0⁴,⁹]pentadeca-6,10,13-trien-2-yl (2e)-3-(1-methylimidazol-4-yl)prop-2-enoate

C30H40N2O7 (540.283537)

(1r,4s,12r,14s,17r,25s)-12,25-dihydroxy-4,17-bis(2-methylbut-3-en-2-yl)-3,5,16,18-tetraazaheptacyclo[14.10.0.0³,¹⁴.0⁴,¹².0⁶,¹¹.0¹⁷,²⁵.0¹⁹,²⁴]hexacosa-6,8,10,19,21,23-hexaene-2,15-dione

(1r,4s,12r,14s,17r,25s)-12,25-dihydroxy-4,17-bis(2-methylbut-3-en-2-yl)-3,5,16,18-tetraazaheptacyclo[14.10.0.0³,¹⁴.0⁴,¹².0⁶,¹¹.0¹⁷,²⁵.0¹⁹,²⁴]hexacosa-6,8,10,19,21,23-hexaene-2,15-dione

C32H36N4O4 (540.2736416)