Exact Mass: 606.2941012

Methyl pheophorbide a is practically insoluble (in water) and an extremely strong acidic compound (based on its pKa). Methyl pheophorbide a can be found in japanese persimmon, which makes methyl pheophorbide a a potential biomarker for the consumption of this food product.

Pheophorbide a methyl ester

13-epi-Phaeophorbide a methyl ester

Arenastatin A|cryptophycin 24|cryptophycin-24

brialalepolide C

A natural product found in Briareum species.

C32H46O11

1alpha,2alpha-di-(alpha-methyl)-butanoyloxy-4beta-hydroxy-9beta-(beta-)furoyloxy-15-acetoxy-beta-dihydroagarofuran|1??,2??-Di-(a-methyl)-butanoyl-4??-hydroxy-9??-(??-)furoyloxy-15-acetoxy-??-dihydroagarofuran

1alpha,2alpha-di-(alpha-methyl)-butanoyloxy-4beta-hydroxy-9beta-(beta-)furoyloxy-15-acetoxy-beta-dihydroagarofuran|1??,2??-Di-(a-methyl)-butanoyl-4??-hydroxy-9??-(??-)furoyloxy-15-acetoxy-??-dihydroagarofuran

phorbol 20-trityl|phorbol 20-tritylether|phorbol-20-trityl ether|Phorbol-20-tritylaether

C39H42O6 (606.2981232)

ajugamacrin C

NCI60_003881

methyl 16-ethenyl-11-ethyl-4-hydroxy-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-7,23,24,25-tetrazahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1,4,6,8(26),9,11,13(25),14,16,18(24),19-undecaene-3-carboxylate

Methyl phaeophorbide is a natural product found in Saussurea medusa with data available.

C32H46O11_Carda-4,20(22)-dienolide, 6-(acetyloxy)-3-[(6-deoxy-3-O-methyl-beta-D-galactopyranosyl)oxy]-8,14-dihydroxy-, (3beta,8xi,9xi)

NCGC00168848-03_C32H46O11_Carda-4,20(22)-dienolide, 6-(acetyloxy)-3-[(6-deoxy-3-O-methyl-beta-D-galactopyranosyl)oxy]-8,14-dihydroxy-, (3beta,8xi,9xi)-

Phe Phe Phe Phe

(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-phenylpropanamido]-3-phenylpropanamido]-3-phenylpropanamido]-3-phenylpropanoic acid

His His Lys Trp

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

His His Trp Lys

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

His Lys His Trp

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

His Lys Trp His

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

His Trp His Lys

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

His Trp Lys His

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

Lys His His Trp

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

Lys His Trp His

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

Lys Trp His His

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

Trp His His Lys

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

Trp His Lys His

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

Trp Lys His His

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

Butyltin tris(2-ethylhexanoate)

C28H54O6Sn (606.2942174)

17-methoxy-10,12-dimethyl-18-(3,4,5-trimethoxy-benzoyloxy)-yohimbane-16-carboxylic acid methyl ester

N-[(2S,3S)-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2S,3R)-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2S,3S)-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2R,3R)-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2R,3R)-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2S,3R)-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2R,3S)-5-[(2R)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

N-[(2R,3S)-5-[(2S)-1-hydroxypropan-2-yl]-3-methyl-2-[[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]methyl]-6-oxo-3,4-dihydro-2H-1,5-benzoxazocin-8-yl]-3-(4-morpholinyl)propanamide

(2S)-2-[[(2S)-2-[[4-ethyl-1-[(2-methylpropan-2-yl)oxycarbonyl]piperidin-4-yl]oxycarbonylamino]-4-methylpentanoyl]amino]-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]propane-1-sulfonic acid

C26H46N4O10S (606.2934496)

DGMG 13:3

C28H46O14 (606.2887416)

DGGA 23:6

PA 22:5/7:3;O

C32H47O9P (606.2957541999999)

PA 29:8;O

C32H47O9P (606.2957541999999)

LPGP 19:0

C25H52O12P2 (606.2933852)

PM 28:8;O

C32H47O9P (606.2957541999999)

ST 22:0;O8;GlcA

C28H46O14 (606.2887416)

ST 26:4;O5;GlcA

ST 26:5;O6;Hex

2-[8-(acetyloxy)-8a-[(acetyloxy)methyl]-5,6-dimethyl-4-[(2-methylpropanoyl)oxy]-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-5-yl]-1-(5-oxo-2h-furan-3-yl)ethyl 2-methylpropanoate

(1s,2s,3ar,5r,10r,11s,13r,13ar)-3a,11,13-tris(acetyloxy)-2,5,8,8-tetramethyl-12-methylidene-10-(2-methylpropoxy)-4,9-dioxo-1h,2h,3h,5h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl acetate

(2s,3as,6r,7as)-n-(1-carbamimidoylpyrrolidin-2-yl)-1-[(2r)-2-{[(2r)-3-(3-chloro-4-hydroxyphenyl)-1,2-dihydroxypropylidene]amino}-4-methylpentanoyl]-6-hydroxy-octahydroindole-2-carboximidic acid

C29H43ClN6O6 (606.2932448)

methyl 16-ethenyl-11-ethyl-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1(23),2(6),5(26),7,9,11,13,15,17,19-decaene-3-carboxylate

methyl 16-ethenyl-11-ethyl-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1(23),2(6),5(26),7,9,11,13,15,17,19-decaene-3-carboxylate

methyl (3r,21s,22s)-16-ethenyl-11-ethyl-4-hydroxy-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1,4,6,8(26),9,11,13(25),14,16,18(24),19-undecaene-3-carboxylate

methyl (3r,21s,22s)-16-ethenyl-11-ethyl-4-hydroxy-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1,4,6,8(26),9,11,13(25),14,16,18(24),19-undecaene-3-carboxylate

methyl (3r,21s,22s)-16-ethenyl-11-ethyl-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1(23),2(6),5(26),8,10(25),11,13,15,17,19-decaene-3-carboxylate

methyl (3r,21s,22s)-16-ethenyl-11-ethyl-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1(23),2(6),5(26),8,10(25),11,13,15,17,19-decaene-3-carboxylate

(3s,10r,13z,16s)-9,12-dihydroxy-10-[(4-methoxyphenyl)methyl]-3-(2-methylpropyl)-16-[(1s)-1-[(2r,3r)-3-phenyloxiran-2-yl]ethyl]-1,4-dioxa-8,11-diazacyclohexadeca-8,11,13-triene-2,5-dione

3a,11,13-tris(acetyloxy)-2,5,8,8-tetramethyl-12-methylidene-10-(2-methylpropoxy)-4,9-dioxo-1h,2h,3h,5h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl acetate

(1r,3ar,3bs,5r,5as,7s,9as,9br,11ar)-3a,3b-dihydroxy-9a,11a-dimethyl-1-(6-oxopyran-3-yl)-7-{[(2r,3r,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-dodecahydro-1h-cyclopenta[a]phenanthren-5-yl acetate

(1r,3ar,3bs,5r,5as,7s,9as,9br,11ar)-3a,3b-dihydroxy-9a,11a-dimethyl-1-(6-oxopyran-3-yl)-7-{[(2r,3r,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-dodecahydro-1h-cyclopenta[a]phenanthren-5-yl acetate

4-(5-{2h,3h,3ah,6ah-furo[2,3-b]furan-2-yl}-8-(acetyloxy)-5,6-dimethyl-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-8a-ylmethoxy)-4-oxobutan-2-yl 3-(acetyloxy)butanoate

4,8,15,19,26,30-hexahydroxy-1,12,23-trioxa-4,9,15,20,26,31-hexaazacyclotritriaconta-8,19,30-triene-5,16,27-trione

C24H42N6O12 (606.2860572)

(3s,10r,13e,16s)-9,12-dihydroxy-10-[(4-methoxyphenyl)methyl]-3-(2-methylpropyl)-16-[(1s)-1-[(2r,3r)-3-phenyloxiran-2-yl]ethyl]-1,4-dioxa-8,11-diazacyclohexadeca-8,11,13-triene-2,5-dione

methyl (3s,21s,22r)-16-ethenyl-11-ethyl-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1(23),2(6),5(26),8,10(25),11,13,15,17,19-decaene-3-carboxylate

methyl (3s,21s,22r)-16-ethenyl-11-ethyl-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1(23),2(6),5(26),8,10(25),11,13,15,17,19-decaene-3-carboxylate

(2s)-4-[(1r,4ar,5s,6r,8s,8ar)-5-[(2s,3as,6ar)-2h,3h,3ah,6ah-furo[2,3-b]furan-2-yl]-8-(acetyloxy)-5,6-dimethyl-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-8a-ylmethoxy]-4-oxobutan-2-yl (3s)-3-(acetyloxy)butanoate

(2s)-4-[(1r,4ar,5s,6r,8s,8ar)-5-[(2s,3as,6ar)-2h,3h,3ah,6ah-furo[2,3-b]furan-2-yl]-8-(acetyloxy)-5,6-dimethyl-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-8a-ylmethoxy]-4-oxobutan-2-yl (3s)-3-(acetyloxy)butanoate

(1s)-2-[(1r,4r,4ar,5s,6r,8s,8ar)-8-(acetyloxy)-8a-[(acetyloxy)methyl]-5,6-dimethyl-4-[(2-methylpropanoyl)oxy]-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-5-yl]-1-(5-oxo-2h-furan-3-yl)ethyl 2-methylpropanoate

(1s)-2-[(1r,4r,4ar,5s,6r,8s,8ar)-8-(acetyloxy)-8a-[(acetyloxy)methyl]-5,6-dimethyl-4-[(2-methylpropanoyl)oxy]-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-5-yl]-1-(5-oxo-2h-furan-3-yl)ethyl 2-methylpropanoate

(1s,2s,3ar,5r,10r,11s,13r,13ar)-3a,11,13-tris(acetyloxy)-10-[(2s)-butan-2-yloxy]-2,5,8,8-tetramethyl-12-methylidene-4,9-dioxo-1h,2h,3h,5h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl acetate

methyl 16-ethenyl-11-ethyl-4-hydroxy-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1,4,6,8(26),9,11,13(25),14,16,18(24),19-undecaene-3-carboxylate

methyl 16-ethenyl-11-ethyl-4-hydroxy-22-(3-methoxy-3-oxopropyl)-12,17,21,26-tetramethyl-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1,4,6,8(26),9,11,13(25),14,16,18(24),19-undecaene-3-carboxylate

(3s,10r,13e,16s)-9,12-dihydroxy-10-[(4-methoxyphenyl)methyl]-3-(2-methylpropyl)-16-[(1r)-1-[(2r,3r)-3-phenyloxiran-2-yl]ethyl]-1,4-dioxa-8,11-diazacyclohexadeca-8,11,13-triene-2,5-dione

10-(acetyloxy)-16-[1-(4,5-dihydroxy-4,5-dimethyl-6-oxooxan-2-yl)ethyl]-5-hydroxy-11,15-dimethyl-3,8-dioxahexacyclo[10.7.0.0²,⁴.0⁵,¹¹.0⁷,⁹.0¹⁵,¹⁹]nonadecan-14-yl acetate

3a,3b-dihydroxy-9a,11a-dimethyl-1-(6-oxopyran-3-yl)-7-[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]-dodecahydro-1h-cyclopenta[a]phenanthren-5-yl acetate

(1s,2s,3ar,5s,10r,11s,13r,13ar)-3a,11,13-tris(acetyloxy)-2,5,8,8-tetramethyl-12-methylidene-10-(2-methylpropoxy)-4,9-dioxo-1h,2h,3h,5h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl acetate

3a,11,13-tris(acetyloxy)-2,5,8,8-tetramethyl-12-methylidene-4,9-dioxo-10-(sec-butoxy)-1h,2h,3h,5h,10h,11h,13h,13ah-cyclopenta[12]annulen-1-yl acetate

(2s)-4-[(1r,4ar,5s,6r,8s,8ar)-5-[(2s,3as,6as)-2h,3h,3ah,6ah-furo[2,3-b]furan-2-yl]-8-(acetyloxy)-5,6-dimethyl-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-8a-ylmethoxy]-4-oxobutan-2-yl (3s)-3-(acetyloxy)butanoate

(2s)-4-[(1r,4ar,5s,6r,8s,8ar)-5-[(2s,3as,6as)-2h,3h,3ah,6ah-furo[2,3-b]furan-2-yl]-8-(acetyloxy)-5,6-dimethyl-hexahydro-2h-spiro[naphthalene-1,2'-oxiran]-8a-ylmethoxy]-4-oxobutan-2-yl (3s)-3-(acetyloxy)butanoate

(1s,2s,4s,5r,7s,9s,10r,11s,12s,14s,15r,16r,19s)-10-(acetyloxy)-16-[(1s)-1-[(2r,4r,5r)-4,5-dihydroxy-4,5-dimethyl-6-oxooxan-2-yl]ethyl]-5-hydroxy-11,15-dimethyl-3,8-dioxahexacyclo[10.7.0.0²,⁴.0⁵,¹¹.0⁷,⁹.0¹⁵,¹⁹]nonadecan-14-yl acetate

(1s,2s,4s,5r,7s,9s,10r,11s,12s,14s,15r,16r,19s)-10-(acetyloxy)-16-[(1s)-1-[(2r,4r,5r)-4,5-dihydroxy-4,5-dimethyl-6-oxooxan-2-yl]ethyl]-5-hydroxy-11,15-dimethyl-3,8-dioxahexacyclo[10.7.0.0²,⁴.0⁵,¹¹.0⁷,⁹.0¹⁵,¹⁹]nonadecan-14-yl acetate

(1s,2r,3s,4s,5r,8s,9s,11r,12z,14s,17r)-2,9-bis(acetyloxy)-4,5-dihydroxy-4,8,12,17-tetramethyl-16-oxo-15,18-dioxatetracyclo[12.4.0.0¹,¹⁷.0³,⁸]octadeca-6,12-dien-11-yl octanoate

9,12-dihydroxy-10-[(4-methoxyphenyl)methyl]-3-(2-methylpropyl)-16-[1-(3-phenyloxiran-2-yl)ethyl]-1,4-dioxa-8,11-diazacyclohexadeca-8,11,13-triene-2,5-dione

(2s)-2-[(1-hydroxy-2-{[(1s,2r)-2-hydroxy-1-{[(1s,2s)-2-hydroxy-1-{[(2s)-4-methyl-1-[(2r)-oxiran-2-yl]-1-oxopentan-2-yl]-c-hydroxycarbonimidoyl}propyl]-c-hydroxycarbonimidoyl}propyl]-c-hydroxycarbonimidoyl}-2-methylethylidene)amino]-3-phenylpropanoic acid

(2s)-2-[(1-hydroxy-2-{[(1s,2r)-2-hydroxy-1-{[(1s,2s)-2-hydroxy-1-{[(2s)-4-methyl-1-[(2r)-oxiran-2-yl]-1-oxopentan-2-yl]-c-hydroxycarbonimidoyl}propyl]-c-hydroxycarbonimidoyl}propyl]-c-hydroxycarbonimidoyl}-2-methylethylidene)amino]-3-phenylpropanoic acid

C29H42N4O10 (606.2900792)

(1r,3ar,3bs,5r,5as,7s,9as,9br,11ar)-3a,3b-dihydroxy-9a,11a-dimethyl-1-(6-oxopyran-3-yl)-7-{[(2r,3s,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-dodecahydro-1h-cyclopenta[a]phenanthren-5-yl acetate

(1r,3ar,3bs,5r,5as,7s,9as,9br,11ar)-3a,3b-dihydroxy-9a,11a-dimethyl-1-(6-oxopyran-3-yl)-7-{[(2r,3s,4r,5r,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}-dodecahydro-1h-cyclopenta[a]phenanthren-5-yl acetate