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芳基四氢萘木脂素

中文名称 英文名称 CAS号 化学式 结构式图片
—— (15R,19S)-17-[(E)-(2,3-dimethoxyphenyl)methylideneamino]-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C27H22N2O4
(15R,19S)-17-[(E)-(2,3-dimethoxyphenyl)methylideneamino]-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— 2-hydroxy-N-[[17-(4-methyl-2-nitrophenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-1-yl]methylideneamino]benzamide —— C33H24N4O6
2-hydroxy-N-[[17-(4-methyl-2-nitrophenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-1-yl]methylideneamino]benzamide
—— 18-(4-Chlorophenyl)-21-(3,5-dichlorophenyl)-17-phenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione —— C37H23Cl3N2O3
18-(4-Chlorophenyl)-21-(3,5-dichlorophenyl)-17-phenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione
—— 18,21-Bis(4-fluorophenyl)-17-phenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione —— C37H24F2N2O3
18,21-Bis(4-fluorophenyl)-17-phenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione
—— 1-(Hydroxyiminomethyl)-17-phenyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C25H18N2O3
1-(Hydroxyiminomethyl)-17-phenyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— 2-(16,18-Dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)ethyl 3,5-dinitrobenzoate —— C27H19N3O8
2-(16,18-Dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)ethyl 3,5-dinitrobenzoate
—— 2-(16,18-Dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)ethyl 3,4,5-trimethoxybenzoate —— C30H27NO7
2-(16,18-Dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)ethyl 3,4,5-trimethoxybenzoate
—— 1,8-Dimethyl-17-(4-methylphenyl)-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name) —— C27H23NO2
1,8-Dimethyl-17-(4-methylphenyl)-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name)
—— 21-(3,5-Dichlorophenyl)-17,18-diphenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione —— C37H24Cl2N2O3
21-(3,5-Dichlorophenyl)-17,18-diphenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione
—— 2-(16,18-Dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-YL)ethyl pentachlorobenzoate —— C27H16Cl5NO4
2-(16,18-Dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-YL)ethyl pentachlorobenzoate
—— N-[[17-(4-chloro-2-nitrophenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-1-yl]methylideneamino]-2-hydroxybenzamide —— C32H21ClN4O6
N-[[17-(4-chloro-2-nitrophenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-1-yl]methylideneamino]-2-hydroxybenzamide
—— 2-methyl-N-(1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)propanamide (non-preferred name) —— C23H22N2O3
2-methyl-N-(1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)propanamide (non-preferred name)
—— Methyl 21-(4-chlorophenyl)-20,22-dioxo-16,17,21-triazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13,17-heptaene-18-carboxylate —— C27H18ClN3O4
Methyl 21-(4-chlorophenyl)-20,22-dioxo-16,17,21-triazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13,17-heptaene-18-carboxylate
—— 17-(3-Bromophenyl)-15-(3,5-dimethylpyrazol-1-yl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C29H22BrN3O2
17-(3-Bromophenyl)-15-(3,5-dimethylpyrazol-1-yl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— 17-(5-Acetyl-2-ethoxyphenyl)-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name) —— C28H23NO4
17-(5-Acetyl-2-ethoxyphenyl)-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name)
—— Ethyl 2-(1-formyl-16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)benzoate (non-preferred name) —— C28H21NO5
Ethyl 2-(1-formyl-16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)benzoate (non-preferred name)
—— 17-[4-(N-hydroxy-C-methylcarbonimidoyl)phenyl]-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C26H19N3O5
17-[4-(N-hydroxy-C-methylcarbonimidoyl)phenyl]-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— 17-(4-ethoxyphenyl)-1-{(E)-[(3-methylphenyl)imino]methyl}-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name) —— C34H28N2O3
17-(4-ethoxyphenyl)-1-{(E)-[(3-methylphenyl)imino]methyl}-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name)
—— 21-(4-Methoxyphenyl)-17,18-diphenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione —— C38H28N2O4
21-(4-Methoxyphenyl)-17,18-diphenyl-16-oxa-17,21-diazahexacyclo[6.6.5.315,19.02,7.09,14.015,19]docosa-2,4,6,9,11,13-hexaene-20,22-dione
—— N-(2-chlorophenyl)-2-(16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-3-phenylpropanamide (non-preferred name) —— C33H25ClN2O3
N-(2-chlorophenyl)-2-(16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-3-phenylpropanamide (non-preferred name)
—— 2-hydroxy-N-[[17-(2-methoxyphenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-1-yl]methylideneamino]benzamide —— C33H25N3O5
2-hydroxy-N-[[17-(2-methoxyphenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-1-yl]methylideneamino]benzamide
—— 17-(3-Methoxyphenyl)-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C25H18N2O5
17-(3-Methoxyphenyl)-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— Ethyl 2-(16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-4-methylpentanoate (non-preferred name) —— C26H27NO4
Ethyl 2-(16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-4-methylpentanoate (non-preferred name)
—— 17-Benzyl-1-(1-hydroxyethyl)-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name) —— C27H23NO3
17-Benzyl-1-(1-hydroxyethyl)-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione (non-preferred name)
—— N-(3,5-dimethylphenyl)-17-(3-methylphenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-1-carboxamide —— C34H28N2O3
N-(3,5-dimethylphenyl)-17-(3-methylphenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-1-carboxamide
—— (2S)-2-[(15S,19S)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-fluorophenyl)-3-phenylpropanamide —— C33H25FN2O3
(2S)-2-[(15S,19S)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-fluorophenyl)-3-phenylpropanamide
—— (2S)-2-[(15S,19R)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-fluorophenyl)-3-phenylpropanamide —— C33H25FN2O3
(2S)-2-[(15S,19R)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-fluorophenyl)-3-phenylpropanamide
—— (2R)-2-[(15S,19R)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-fluorophenyl)-3-phenylpropanamide —— C33H25FN2O3
(2R)-2-[(15S,19R)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-fluorophenyl)-3-phenylpropanamide
—— 2-(16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-N-(5-methyl-1,2-oxazol-3-yl)acetamide —— C24H19N3O4
2-(16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-N-(5-methyl-1,2-oxazol-3-yl)acetamide
—— 17-(4-Fluorophenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-1-carboxylic acid (non-preferred name) —— C25H16FNO4
17-(4-Fluorophenyl)-16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaene-1-carboxylic acid (non-preferred name)
—— 1-[(1H-benzimidazol-2-ylhydrazinylidene)methyl]-17-(2-chlorophenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C32H22ClN5O2
1-[(1H-benzimidazol-2-ylhydrazinylidene)methyl]-17-(2-chlorophenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— N-Amino-9,10-dihydroanthracene-9,10-endo-α-methyl-α,β-succinimide 51863-87-7 C19H16N2O2
N-Amino-9,10-dihydroanthracene-9,10-endo-α-methyl-α,β-succinimide
—— N-(2,4-dimethylphenyl)-2-(16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-4-(methylsulfanyl)butanamide (non-preferred name) —— C31H30N2O3S
N-(2,4-dimethylphenyl)-2-(16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9,11,13-hexaen-17-yl)-4-(methylsulfanyl)butanamide (non-preferred name)
—— 4-[16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9(14),10,12-hexaen-17-yl]-N-[3-(trifluoromethyl)phenyl]benzenecarboxamide —— C32H21F3N2O3
4-[16,18-dioxo-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9(14),10,12-hexaen-17-yl]-N-[3-(trifluoromethyl)phenyl]benzenecarboxamide
—— 2-methyl-N-[(15R,19S)-1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]propanamide —— C23H22N2O3
2-methyl-N-[(15R,19S)-1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]propanamide
—— methyl 2-[(15R,19S)-1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]benzoate —— C27H21NO4
methyl 2-[(15R,19S)-1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]benzoate
—— methyl 2-[(15R,19R)-1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]benzoate —— C27H21NO4
methyl 2-[(15R,19R)-1-methyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]benzoate
—— ethyl 2-[[(15R,19R)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]oxy]acetate —— C22H19NO5
ethyl 2-[[(15R,19R)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]oxy]acetate
—— 4-[(15S,19S)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-methoxyphenyl)benzamide —— C32H24N2O4
4-[(15S,19S)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]-N-(4-methoxyphenyl)benzamide
—— (1R,8R,15R,19R)-4,11-ditert-butyl-17-(2-methoxyphenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2(7),3,5,9(14),10,12-hexaene-16,18-dione —— C33H35NO3
(1R,8R,15R,19R)-4,11-ditert-butyl-17-(2-methoxyphenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2(7),3,5,9(14),10,12-hexaene-16,18-dione
—— (15R,16R)-16-phenyltetracyclo[6.6.2.02,7.09,14]hexadeca-2,4,6,9,11,13-hexaene-15-carboxylic acid —— C23H18O2
(15R,16R)-16-phenyltetracyclo[6.6.2.02,7.09,14]hexadeca-2,4,6,9,11,13-hexaene-15-carboxylic acid
—— (15S,19R)-17-(2-bromophenyl)-1-methyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C25H18BrNO2
(15S,19R)-17-(2-bromophenyl)-1-methyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— (15R,19S)-17-(4-iodo-2-methylphenyl)-1-methyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C26H20INO2
(15R,19S)-17-(4-iodo-2-methylphenyl)-1-methyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— (15S,19R)-1-methyl-17-(2-methylphenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C26H21NO2
(15S,19R)-1-methyl-17-(2-methylphenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— (15S,19R)-17-(2,3-dimethylphenyl)-1-methyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C27H23NO2
(15S,19R)-17-(2,3-dimethylphenyl)-1-methyl-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— methyl 3-[(15S,19R)-1-ethyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]benzoate —— C28H23NO4
methyl 3-[(15S,19R)-1-ethyl-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]benzoate
—— (15R,19R)-17-(2-methoxyphenyl)-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C25H18N2O5
(15R,19R)-17-(2-methoxyphenyl)-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— [4-[(15S,19S)-1-(hydroxymethyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]phenyl] acetate —— C27H21NO5
[4-[(15S,19S)-1-(hydroxymethyl)-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl]phenyl] acetate
—— (15S,19R)-1-acetyl-17-(3-chloro-4-methylphenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C27H20ClNO3
(15S,19R)-1-acetyl-17-(3-chloro-4-methylphenyl)-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione
—— (15R,19S)-17-(4-methoxyphenyl)-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione —— C25H18N2O5
(15R,19S)-17-(4-methoxyphenyl)-1-nitro-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaene-16,18-dione