Exact Mass: 539.2638

Chondrochloren B

A monocarboxylic acid amide with formula C28H42ClNO7, that is produced by Chondromyces crocatus and exhibits antibiotic properties.

N1-acetyl-N5,N10-di-(Z,E)-feruloylspermidine

Glu Lys Thr Tyr

(4S)-4-amino-4-{[(1S)-5-amino-1-{[(1S,2R)-1-{[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]carbamoyl}-2-hydroxypropyl]carbamoyl}pentyl]carbamoyl}butanoic acid

Glu Lys Tyr Thr

(4S)-4-amino-4-{[(1S)-5-amino-1-{[(1S)-1-{[(1S,2R)-1-carboxy-2-hydroxypropyl]carbamoyl}-2-(4-hydroxyphenyl)ethyl]carbamoyl}pentyl]carbamoyl}butanoic acid

Glu Thr Lys Tyr

(4S)-4-amino-4-{[(1S,2R)-1-{[(1S)-5-amino-1-{[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]carbamoyl}pentyl]carbamoyl}-2-hydroxypropyl]carbamoyl}butanoic acid

Glu Thr Tyr Lys

(2S)-6-amino-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-carboxybutanamido]-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]hexanoic acid

Glu Tyr Lys Thr

(4S)-4-amino-4-{[(1S)-1-{[(1S)-5-amino-1-{[(1S,2R)-1-carboxy-2-hydroxypropyl]carbamoyl}pentyl]carbamoyl}-2-(4-hydroxyphenyl)ethyl]carbamoyl}butanoic acid

Glu Tyr Thr Lys

(2S)-6-amino-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-carboxybutanamido]-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]hexanoic acid

His Met Pro Arg

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoyl]pyrrolidin-2-yl]formamido}-5-carbamimidamidopentanoic acid

His Met Arg Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanoyl]pyrrolidine-2-carboxylic acid

His Asn Asn Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-carbamoylpropanamido]-3-carbamoylpropanamido]-5-carbamimidamidopentanoic acid

His Asn Arg Asn

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-3-carbamoylpropanamido]-5-carbamimidamidopentanamido]-3-carbamoylpropanoic acid

His Pro Met Arg

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanoyl]pyrrolidin-2-yl]formamido}-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanoic acid

His Pro Arg Met

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanoyl]pyrrolidin-2-yl]formamido}-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanoic acid

His Arg Met Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanoyl]pyrrolidine-2-carboxylic acid

His Arg Asn Asn

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-3-carbamoylpropanamido]-3-carbamoylpropanoic acid

His Arg Pro Met

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-amino-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoyl]pyrrolidin-2-yl]formamido}-4-(methylsulfanyl)butanoic acid

Lys Glu Thr Tyr

(4S)-4-{[(1S,2R)-1-{[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]carbamoyl}-2-hydroxypropyl]carbamoyl}-4-[(2S)-2,6-diaminohexanamido]butanoic acid

Lys Glu Tyr Thr

(4S)-4-{[(1S)-1-{[(1S,2R)-1-carboxy-2-hydroxypropyl]carbamoyl}-2-(4-hydroxyphenyl)ethyl]carbamoyl}-4-[(2S)-2,6-diaminohexanamido]butanoic acid

Lys Thr Glu Tyr

(4S)-4-{[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]carbamoyl}-4-[(2S,3R)-2-[(2S)-2,6-diaminohexanamido]-3-hydroxybutanamido]butanoic acid

Lys Thr Tyr Glu

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2,6-diaminohexanamido]-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]pentanedioic acid

Lys Tyr Glu Thr

(4S)-4-{[(1S,2R)-1-carboxy-2-hydroxypropyl]carbamoyl}-4-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(4-hydroxyphenyl)propanamido]butanoic acid

Lys Tyr Thr Glu

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2,6-diaminohexanamido]-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]pentanedioic acid

Met His Pro Arg

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidin-2-yl]formamido}-5-carbamimidamidopentanoic acid

Met His Arg Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoyl]pyrrolidine-2-carboxylic acid

Met Pro His Arg

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-4-(methylsulfanyl)butanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoic acid

Met Pro Arg His

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-4-(methylsulfanyl)butanoyl]pyrrolidin-2-yl]formamido}-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoic acid

Met Arg His Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidine-2-carboxylic acid

Met Arg Pro His

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-amino-4-(methylsulfanyl)butanamido]-5-carbamimidamidopentanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanoic acid

Asn His Asn Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-carbamoylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-carbamoylpropanamido]-5-carbamimidamidopentanoic acid

Asn His Arg Asn

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-carbamoylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanamido]-3-carbamoylpropanoic acid

Asn Asn His Arg

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-carbamoylpropanamido]-3-carbamoylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-5-carbamimidamidopentanoic acid

Asn Asn Arg His

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-carbamoylpropanamido]-3-carbamoylpropanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoic acid

Asn Arg His Asn

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-carbamoylpropanamido]-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-3-carbamoylpropanoic acid

Asn Arg Asn His

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-carbamoylpropanamido]-5-carbamimidamidopentanamido]-3-carbamoylpropanamido]-3-(1H-imidazol-4-yl)propanoic acid

Pro His Met Arg

(2S)-5-carbamimidamido-2-[(2S)-2-[(2S)-3-(1H-imidazol-4-yl)-2-[(2S)-pyrrolidin-2-ylformamido]propanamido]-4-(methylsulfanyl)butanamido]pentanoic acid

Pro His Arg Met

(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-3-(1H-imidazol-4-yl)-2-[(2S)-pyrrolidin-2-ylformamido]propanamido]pentanamido]-4-(methylsulfanyl)butanoic acid

Pro Met His Arg

(2S)-5-carbamimidamido-2-[(2S)-3-(1H-imidazol-4-yl)-2-[(2S)-4-(methylsulfanyl)-2-[(2S)-pyrrolidin-2-ylformamido]butanamido]propanamido]pentanoic acid

Pro Met Arg His

(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-4-(methylsulfanyl)-2-[(2S)-pyrrolidin-2-ylformamido]butanamido]pentanamido]-3-(1H-imidazol-4-yl)propanoic acid

Pro Arg His Met

(2S)-2-[(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-pyrrolidin-2-ylformamido]pentanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoic acid

Pro Arg Met His

(2S)-2-[(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-pyrrolidin-2-ylformamido]pentanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoic acid

Arg His Met Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoyl]pyrrolidine-2-carboxylic acid

Arg His Asn Asn

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanamido]-3-carbamoylpropanamido]-3-carbamoylpropanoic acid

Arg His Pro Met

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidin-2-yl]formamido}-4-(methylsulfanyl)butanoic acid

Arg Met His Pro

(2S)-1-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoyl]pyrrolidine-2-carboxylic acid

Arg Met Pro His

(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-4-(methylsulfanyl)butanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanoic acid

Arg Asn His Asn

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-carbamoylpropanamido]-3-(1H-imidazol-4-yl)propanamido]-3-carbamoylpropanoic acid

Arg Asn Asn His

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-carbamoylpropanamido]-3-carbamoylpropanamido]-3-(1H-imidazol-4-yl)propanoic acid

Arg Pro His Met

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-5-carbamimidamidopentanoyl]pyrrolidin-2-yl]formamido}-3-(1H-imidazol-4-yl)propanamido]-4-(methylsulfanyl)butanoic acid

Arg Pro Met His

(2S)-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-5-carbamimidamidopentanoyl]pyrrolidin-2-yl]formamido}-4-(methylsulfanyl)butanamido]-3-(1H-imidazol-4-yl)propanoic acid

Arg Thr Thr Tyr

(2S)-2-[(2S,3R)-2-[(2S,3R)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanoic acid

Arg Thr Tyr Thr

(2S,3R)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanoic acid

Arg Tyr Thr Thr

(2S,3R)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-5-carbamimidamidopentanamido]-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]-3-hydroxybutanoic acid

Thr Glu Lys Tyr

(4S)-4-{[(1S)-5-amino-1-{[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]carbamoyl}pentyl]carbamoyl}-4-[(2S,3R)-2-amino-3-hydroxybutanamido]butanoic acid

Thr Glu Tyr Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-carboxybutanamido]-3-(4-hydroxyphenyl)propanamido]hexanoic acid

Thr Lys Glu Tyr

(4S)-4-[(2S)-6-amino-2-[(2S,3R)-2-amino-3-hydroxybutanamido]hexanamido]-4-{[(1S)-1-carboxy-2-(4-hydroxyphenyl)ethyl]carbamoyl}butanoic acid

Thr Lys Tyr Glu

(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S,3R)-2-amino-3-hydroxybutanamido]hexanamido]-3-(4-hydroxyphenyl)propanamido]pentanedioic acid

Thr Arg Thr Tyr

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanoic acid

Thr Arg Tyr Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanoic acid

Thr Thr Arg Tyr

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-(4-hydroxyphenyl)propanoic acid

Thr Thr Tyr Arg

(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]-5-carbamimidamidopentanoic acid

Thr Tyr Glu Lys

(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]-4-carboxybutanamido]hexanoic acid

Thr Tyr Lys Glu

(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]hexanamido]pentanedioic acid

Thr Tyr Arg Thr

(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanoic acid

Thr Tyr Thr Arg

(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanoic acid

Tyr Glu Lys Thr

(4S)-4-{[(1S)-5-amino-1-{[(1S,2R)-1-carboxy-2-hydroxypropyl]carbamoyl}pentyl]carbamoyl}-4-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]butanoic acid

Tyr Glu Thr Lys

(2S)-6-amino-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-4-carboxybutanamido]-3-hydroxybutanamido]hexanoic acid

Tyr Lys Glu Thr

(4S)-4-[(2S)-6-amino-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]hexanamido]-4-{[(1S,2R)-1-carboxy-2-hydroxypropyl]carbamoyl}butanoic acid

Tyr Lys Thr Glu

(2S)-2-[(2S,3R)-2-[(2S)-6-amino-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]hexanamido]-3-hydroxybutanamido]pentanedioic acid

Tyr Arg Thr Thr

(2S,3R)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanamido]-3-hydroxybutanoic acid

Tyr Thr Glu Lys

(2S)-6-amino-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]-4-carboxybutanamido]hexanoic acid

Tyr Thr Lys Glu

(2S)-2-[(2S)-6-amino-2-[(2S,3R)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]hexanamido]pentanedioic acid

Tyr Thr Arg Thr

(2S,3R)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanamido]-3-hydroxybutanoic acid

Tyr Thr Thr Arg

(2S)-2-[(2S,3R)-2-[(2S,3R)-2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]-3-hydroxybutanamido]-3-hydroxybutanamido]-5-carbamimidamidopentanoic acid

Dicyclohexyl(9-benzylfluoren-9-yl)phosphoniumtetrafluoroborate

C32H37BF4P (539.2662)

(E,3R,8S,9S,10R)-N-[(Z)-2-(3-chloro-4-hydroxyphenyl)ethenyl]-2-ethoxy-3,9-dihydroxy-4-methoxy-6,8,10-trimethyl-7-oxotetradec-5-enamide

8-[(2R,5R)-3-hydroxy-5-[4-[[(2R)-2-hydroxy-2-(4-hydroxyphenyl)ethyl]amino]-4-oxobutanoyl]oxy-6-methyloxan-2-yl]oxynonanoic acid

C27H41NO10 (539.273)

2-[(1R,8S,14R,15R)-11-hydroxy-14,15-bis[(E)-oct-6-enyl]-3,5,9-trioxo-4,10-dioxatetracyclo[9.4.0.02,6.08,12]pentadeca-2(6),12-dien-8-yl]acetate

C31H39O8- (539.2645)

N-[(E)-1-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3-hydroxynon-4-en-2-yl]acetamide

C23H41NO13 (539.2578)

N-[(E)-1-[3,4-dihydroxy-6-(hydroxymethyl)-5-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-3-hydroxyoct-4-en-2-yl]propanamide

C23H41NO13 (539.2578)

methyl (1r,9r,10s,11s,12r,19r)-11-(acetyloxy)-12-ethyl-10-hydroxy-4-[(2r)-5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl]-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

methyl (1r,9r,10s,11s,12r,19r)-11-(acetyloxy)-12-ethyl-10-hydroxy-4-[(2r)-5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl]-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

methyl 11-(acetyloxy)-12-ethyl-10-hydroxy-4-(5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl)-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

methyl 11-(acetyloxy)-12-ethyl-10-hydroxy-4-(5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl)-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

methyl (1r,9r,10s,11r,12r,19r)-11-(acetyloxy)-12-ethyl-10-hydroxy-4-[(2s)-5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl]-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

methyl (1r,9r,10s,11r,12r,19r)-11-(acetyloxy)-12-ethyl-10-hydroxy-4-[(2s)-5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl]-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

n-[2-(3-chloro-4-hydroxyphenyl)ethenyl]-2-ethoxy-3,9-dihydroxy-4-methoxy-6,8,10-trimethyl-7-oxotetradec-5-enimidic acid

(2r,3r,4r,5e,8s,9s,10r)-n-[(1z)-2-(3-chloro-4-hydroxyphenyl)ethenyl]-2-ethoxy-3,9-dihydroxy-4-methoxy-6,8,10-trimethyl-7-oxotetradec-5-enimidic acid

methyl (1r,9r,10s,11r,12r,19r)-11-(acetyloxy)-12-ethyl-10-hydroxy-4-[(2r)-5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl]-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate

methyl (1r,9r,10s,11r,12r,19r)-11-(acetyloxy)-12-ethyl-10-hydroxy-4-[(2r)-5-hydroxy-3,4-dihydro-2h-pyrrol-2-yl]-5-methoxy-8-methyl-8,16-diazapentacyclo[10.6.1.0¹,⁹.0²,⁷.0¹⁶,¹⁹]nonadeca-2,4,6,13-tetraene-10-carboxylate