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中文名称 英文名称 CAS号 化学式 结构式图片
—— 2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-fluorophenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C29H38FN5O3S
2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-fluorophenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4S)-1-(3-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C29H38ClN5O3S
2-[(4S)-1-(3-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(3,4-dichlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C29H37Cl2N5O3S
2-[(4R)-1-(3,4-dichlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(4-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-ethoxyphenyl)acetamide —— C28H36ClN5O3S
2-[(4R)-1-(4-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-ethoxyphenyl)acetamide
—— N-(4-chlorophenyl)-2-[(4S)-1-(3,4-dichlorophenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide —— C25H28Cl3N5O2S
N-(4-chlorophenyl)-2-[(4S)-1-(3,4-dichlorophenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide
—— 2-[(4S)-1-(3,4-dichlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C27H33Cl2N5O3S
2-[(4S)-1-(3,4-dichlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— 2-[(4S)-1-(4-chlorophenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C28H36ClN5O3S
2-[(4S)-1-(4-chlorophenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(4-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C27H34ClN5O3S
2-[(4R)-1-(4-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— 2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C27H34FN5O2S2
2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C27H34FN5O2S2
2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C26H31ClFN5O3S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C28H37N5O4S
2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— N-(4-ethoxyphenyl)-2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide —— C29H39N5O4S
N-(4-ethoxyphenyl)-2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide
—— 2-[(4S)-1-(4-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C26H31ClFN5O2S
2-[(4S)-1-(4-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4S)-1-(4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C29H39N5O4S
2-[(4S)-1-(4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4S)-1-(3-chlorophenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-ethoxyphenyl)acetamide —— C27H34ClN5O3S
2-[(4S)-1-(3-chlorophenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-ethoxyphenyl)acetamide
—— 2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-fluorophenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C29H38FN5O3S
2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(4-fluorophenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide —— C27H33Cl2N5O3S
2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide
—— 2-[(4R)-1-(3-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C29H38ClN5O3S
2-[(4R)-1-(3-chlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C27H33ClFN5O3S
2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C30H41N5O3S2
2-[(4R)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(3,4-dichlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C27H33Cl2N5O3S
2-[(4R)-1-(3,4-dichlorophenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— 2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C30H41N5O3S2
2-[(4S)-3-[3-(4-ethylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C27H33ClFN5O3S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4R)-3-[3-(4-benzylpiperazin-1-yl)propyl]-1-(3-chloro-4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C32H35ClFN5O3S
2-[(4R)-3-[3-(4-benzylpiperazin-1-yl)propyl]-1-(3-chloro-4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C28H35ClN4O4S
2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— N-(4-methoxyphenyl)-2-[(4S)-3-[3-(4-methylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide —— C27H35N5O3S2
N-(4-methoxyphenyl)-2-[(4S)-3-[3-(4-methylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide
—— N-(4-methoxyphenyl)-2-[(4R)-3-[3-(4-methylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide —— C27H35N5O3S2
N-(4-methoxyphenyl)-2-[(4R)-3-[3-(4-methylpiperazin-1-yl)propyl]-1-(3-methylsulfanylphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide
—— 2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C30H39ClN4O4S
2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C28H35ClN4O4S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide —— C30H39ClN4O4S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperidin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-propoxyphenyl)acetamide
—— 2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide —— C26H31Cl2N5O3S
2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide
—— N-(4-bromophenyl)-2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide —— C26H31BrClN5O3S
N-(4-bromophenyl)-2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C27H34ClN5O4S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— 2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide —— C27H34ClN5O4S
2-[(4R)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-methoxyphenyl)acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide —— C26H31Cl2N5O3S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-methylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide
—— 2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide —— C27H33Cl2N5O3S
2-[(4S)-1-(3-chloro-4-methoxyphenyl)-3-[3-(4-ethylpiperazin-1-yl)propyl]-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-chlorophenyl)acetamide
—— 2-[(4S)-3-[3-(4-benzylpiperazin-1-yl)propyl]-1-(3-chloro-4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide —— C32H35ClFN5O3S
2-[(4S)-3-[3-(4-benzylpiperazin-1-yl)propyl]-1-(3-chloro-4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-yl]-N-(4-fluorophenyl)acetamide
—— 5-bromo-3-[1-(4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-ylidene]-1H-indol-2-one —— C18H12BrN3O3S
5-bromo-3-[1-(4-methoxyphenyl)-5-oxo-2-sulfanylideneimidazolidin-4-ylidene]-1H-indol-2-one
—— 5-[(5-bromo-1H-indol-3-yl)methylidene]imidazolidine-2,4-dione —— C12H8BrN3O2
5-[(5-bromo-1H-indol-3-yl)methylidene]imidazolidine-2,4-dione
—— 3-(4-chlorophenyl)-1-[3-(4-chlorophenyl)-5,5-dimethyl-2-oxo-1-[4-oxo-4-[2-[(2-oxonaphthalen-1-ylidene)methyl]hydrazinyl]butyl]imidazolidin-4-yl]-1-hydroxyurea —— C33H32Cl2N6O5
3-(4-chlorophenyl)-1-[3-(4-chlorophenyl)-5,5-dimethyl-2-oxo-1-[4-oxo-4-[2-[(2-oxonaphthalen-1-ylidene)methyl]hydrazinyl]butyl]imidazolidin-4-yl]-1-hydroxyurea
—— 2-(4-Nitrophenyl)ethyl 4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decane-8-carboxylate —— C22H24N4O5
2-(4-Nitrophenyl)ethyl 4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decane-8-carboxylate
—— 2,2,3-Trimethyl-3-(4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decane-8-carbonyl)cyclopentane-1-carboxylic acid —— C23H31N3O4
2,2,3-Trimethyl-3-(4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decane-8-carbonyl)cyclopentane-1-carboxylic acid
—— 4-Oxo-1-phenyl-1,3,8-triaza-spiro[4.5]decane-8-carboxylic acid benzo[1,3]dioxol-5-ylmethyl ester —— C22H23N3O5
4-Oxo-1-phenyl-1,3,8-triaza-spiro[4.5]decane-8-carboxylic acid benzo[1,3]dioxol-5-ylmethyl ester
—— ethyl 2-[(3S,3aR,6aS)-3-(2,4-dichlorophenyl)-2-(2-methylphenyl)-4,6-dioxo-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazol-5-yl]-4,5-dimethylthiophene-3-carboxylate —— C27H24Cl2N2O5S
ethyl 2-[(3S,3aR,6aS)-3-(2,4-dichlorophenyl)-2-(2-methylphenyl)-4,6-dioxo-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazol-5-yl]-4,5-dimethylthiophene-3-carboxylate
—— (3S,3aR,6aS)-3-(2,4-dichlorophenyl)-5-naphthalen-2-yl-2-(3-nitrophenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H17Cl2N3O5
(3S,3aR,6aS)-3-(2,4-dichlorophenyl)-5-naphthalen-2-yl-2-(3-nitrophenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
—— 4-ethylidene-2-[(2S)-2-methoxypropyl]-5-methylidene-1,1-dioxo-1,2-thiazolidin-3-one —— C10H15NO4S
4-ethylidene-2-[(2S)-2-methoxypropyl]-5-methylidene-1,1-dioxo-1,2-thiazolidin-3-one
—— 2,7-dimethyl-3-oxa-4-phenyl-2,7-diazabicyclo<3.3.0>octan-6-one —— C13H16N2O2
2,7-dimethyl-3-oxa-4-phenyl-2,7-diazabicyclo<3.3.0>octan-6-one
—— 4-[[4-[(2R,4S,5S,6R)-4-[4-(hydroxymethyl)phenyl]-5-methyl-6-[(4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decan-8-yl)methyl]-1,3-dioxan-2-yl]phenyl]methylamino]-4-oxobutanoic acid —— C37H44N4O7
4-[[4-[(2R,4S,5S,6R)-4-[4-(hydroxymethyl)phenyl]-5-methyl-6-[(4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decan-8-yl)methyl]-1,3-dioxan-2-yl]phenyl]methylamino]-4-oxobutanoic acid
—— (3S,3aR,6aS)-5-benzyl-3-(3-methoxy-4-phenylmethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C32H28N2O5
(3S,3aR,6aS)-5-benzyl-3-(3-methoxy-4-phenylmethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione