Exact Mass: 582.3193

Val-Pro-Asp-Pro-Arg

2-[({1-[2-({[1-(2-amino-3-methylbutanoyl)pyrrolidin-2-yl](hydroxy)methylidene}amino)-3-carboxypropanoyl]pyrrolidin-2-yl}(hydroxy)methylidene)amino]-5-carbamimidamidopentanoate

Cinnamacrin C

16,22alpha-diacetoxy-29-nor-24-methyl-6,7-epoxycycloart-1,24(24a)-dien-3,23-dion-3,4-lactone|22alpha-acetoxy-6,7-epoxyneomacrolactone

His Ile Lys Trp

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

His Ile Trp Lys

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

His Lys Ile Trp

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

His Lys Leu Trp

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

His Lys Trp Ile

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

His Lys Trp Leu

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

His Leu Lys Trp

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

His Leu Trp Lys

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

His Trp Ile Lys

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

His Trp Lys Ile

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

His Trp Lys Leu

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

His Trp Leu Lys

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

Ile His Lys Trp

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

Ile His Trp Lys

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

Ile Lys His Trp

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

Ile Lys Trp His

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

Ile Trp His Lys

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

Ile Trp Lys His

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

Lys His Ile Trp

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

Lys His Leu Trp

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

Lys His Trp Ile

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

Lys His Trp Leu

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

Lys Ile His Trp

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

Lys Ile Trp His

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

Lys Leu His Trp

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

Lys Leu Trp His

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

Lys Trp His Ile

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

Lys Trp His Leu

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

Lys Trp Ile His

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

Lys Trp Leu His

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

Leu His Lys Trp

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

Leu His Trp Lys

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

Leu Lys His Trp

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

Leu Lys Trp His

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

Leu Trp His Lys

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

Leu Trp Lys His

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

Trp His Ile Lys

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

Trp His Lys Ile

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

Trp His Lys Leu

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

Trp His Leu Lys

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

Trp Ile His Lys

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

Trp Ile Lys His

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

Trp Lys His Ile

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

Trp Lys His Leu

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

Trp Lys Ile His

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

Trp Lys Leu His

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

Trp Leu His Lys

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

Trp Leu Lys His

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

VHEKA

Val His Glu Lys Ala

POV-PG

1-hexadecanoyl-2-(5-oxo-valeroyl)-sn-glycero-3-phospho-(1-sn-glycerol)

dibutyl [[bis[(2-ethylhexyl)oxy]phosphinothioyl]thio]succinate

C28H55O6PS2 (582.3178)

Cyclo(-D-Ser-Pro-D-Val-Leu-D-Trp)

C30H42N6O6 (582.3166)

Enterostatin (pig,rat)

Enterostatin (pig, rat)

tert-butyl-[(1R,3S,5Z)-3-[tert-butyl(dimethyl)silyl]oxy-5-(2-diphenylphosphorylethylidene)-4-methylidenecyclohexyl]oxy-dimethylsilane

C33H51O3PSi2 (582.3114)

Cyanine5.5 carboxylic acid

C40H42N2O2 (582.3246)

Helvolic acid methyl ester

A methyl ester resulting from the formal condensation of the carboxy group of helvolic acid with methanol. Isolated from the fermentation of endophytic fungus Fusarium sp. in Ficus carica leaves.

1-[[(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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(10R,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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1S)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

1-[[(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]-1-methyl-3-[(1R)-1-phenylethyl]urea

5-Oxoavermectin1a aglycone

PG O-21:2;O2

PG P-16:0/5:1;O2

PG 16:0/5:1;O

LPI O-18:2

LPI P-18:1

LPI P-18:1 or LPI O-18:2

ST 28:6;O2;GlcA

ST 28:7;O3;Hex

(1s,2r,6s,10r,11s,13s,14s,15r)-8-[(acetyloxy)methyl]-1-hydroxy-4,12,12,15-tetramethyl-13-[(2-methylpropanoyl)oxy]-5-oxotetracyclo[8.5.0.0²,⁶.0¹¹,¹³]pentadeca-3,8-dien-14-yl (2z,4e)-octa-2,4-dienoate

(1s,2r,6s,10r,11s,13s,14s,15r)-8-[(acetyloxy)methyl]-1-hydroxy-4,12,12,15-tetramethyl-13-[(2-methylpropanoyl)oxy]-5-oxotetracyclo[8.5.0.0²,⁶.0¹¹,¹³]pentadeca-3,8-dien-14-yl (2z,4e)-octa-2,4-dienoate

(2r)-2-(acetyloxy)-2-[(1r,3r,4s)-3-(acetyloxy)-4-[(9r,13r,17r)-8,8,13,17-tetramethyl-6-oxo-7-oxatetracyclo[10.7.0.0³,⁹.0¹³,¹⁷]nonadeca-1(12),2,4-trien-16-yl]cyclopentyl]propanoic acid

bisacutifolone a mono acetate

{"Ingredient_id": "HBIN018596","Ingredient_name": "bisacutifolone a mono acetate","Alias": "NA","Ingredient_formula": "C34H46O8","Ingredient_Smile": "Not Available","Ingredient_weight": "NA","OB_score": "NA","CAS_id": "NA","SymMap_id": "NA","TCMID_id": "2431","TCMSP_id": "NA","TCM_ID_id": "NA","PubChem_id": "NA","DrugBank_id": "NA"}

5-hydroxy-2-(2-{2-[2-(2-hydroxy-3-methylbutanoyl)-1,2-diazinane-3-carbonyl]-1,2-diazinane-3-carbonyl}-1,2-diazinane-3-carbonyl)-1,2-diazinane-3-carboxylic acid

methyl 2-[(1z,2s,3as,3bs,5s,5as,6s,9ar,9bs,11ar)-2,5-bis(acetyloxy)-3a,3b,6,9a-tetramethyl-4,7-dioxo-2h,3h,5h,5ah,6h,9bh,10h,11h,11ah-cyclopenta[a]phenanthren-1-ylidene]-6-methylhept-5-enoate

(2s)-n-[(3s,4r,7r,10z)-5,8-dihydroxy-3-isopropyl-7-[(1r)-1-phenylethyl]-2-oxa-6,9-diazabicyclo[10.2.2]hexadeca-1(14),5,8,10,12,15-hexaen-4-yl]-2-(dimethylamino)-3-phenylpropanimidic acid

methyl 2-[2,5-bis(acetyloxy)-3a,3b,6,9a-tetramethyl-4,7-dioxo-2h,3h,5h,5ah,6h,9bh,10h,11h,11ah-cyclopenta[a]phenanthren-1-ylidene]-6-methylhept-5-enoate

n-[5,8-dihydroxy-3-isopropyl-7-(1-phenylethyl)-2-oxa-6,9-diazabicyclo[10.2.2]hexadeca-1(14),5,8,10,12,15-hexaen-4-yl]-2-(dimethylamino)-3-phenylpropanimidic acid

n-(4-carbamimidamidobutyl)-1-[(2s)-2-{[(2r)-1,2-dihydroxy-3-(4-hydroxyphenyl)propylidene]amino}-4-(4-hydroxyphenyl)butanoyl]-4-methylpyrrolidine-2-carboximidic acid

C30H42N6O6 (582.3166)

(4r,5r,5as,9as)-4-[(4r,5r,5as,9as)-5-(acetyloxy)-6,6,9a-trimethyl-1-oxo-3h,4h,5h,5ah,7h,8h,9h-naphtho[1,2-c]furan-4-yl]-6,6,9a-trimethyl-1-oxo-3h,4h,5h,5ah,7h,8h,9h-naphtho[1,2-c]furan-5-yl acetate

(2s,3r,6r)-2-[(1s,3s,7s,8s,9s,11r,12s,13s,15s,16r,17r)-15-(acetyloxy)-7,13,17-trimethyl-6-oxo-10-oxahexacyclo[10.7.0.0¹,³.0³,⁸.0⁹,¹¹.0¹³,¹⁷]nonadec-4-en-16-yl]-7-hydroxy-6-methyl-5-methylidene-4-oxoheptan-3-yl acetate

(2s,3r,6r)-2-[(1s,3s,7s,8s,9s,11r,12s,13s,15s,16r,17r)-15-(acetyloxy)-7,13,17-trimethyl-6-oxo-10-oxahexacyclo[10.7.0.0¹,³.0³,⁸.0⁹,¹¹.0¹³,¹⁷]nonadec-4-en-16-yl]-7-hydroxy-6-methyl-5-methylidene-4-oxoheptan-3-yl acetate

4-[5-(acetyloxy)-6,6,9a-trimethyl-1-oxo-3h,4h,5h,5ah,7h,8h,9h-naphtho[1,2-c]furan-4-yl]-6,6,9a-trimethyl-1-oxo-3h,4h,5h,5ah,7h,8h,9h-naphtho[1,2-c]furan-5-yl acetate

8-[(acetyloxy)methyl]-1-hydroxy-4,12,12,15-tetramethyl-13-[(2-methylpropanoyl)oxy]-5-oxotetracyclo[8.5.0.0²,⁶.0¹¹,¹³]pentadeca-3,8-dien-14-yl octa-2,4-dienoate