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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 吡咯烷类

    吡咯烷类

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (3R,3aR,6aS)-3-(2-fluorophenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H23FN2O4
    (3R,3aR,6aS)-3-(2-fluorophenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(4-chloro-3-nitrophenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C24H18ClN3O5
    (3R,3aR,6aS)-3-(4-chloro-3-nitrophenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(4-ethoxyphenyl)-2-phenyl-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O7
    (3R,3aR,6aS)-5-(4-ethoxyphenyl)-2-phenyl-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-5-(2,4-dimethylphenyl)-3-(4-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H26N2O4
    (3S,3aR,6aS)-5-(2,4-dimethylphenyl)-3-(4-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(4-ethoxyphenyl)-2-phenyl-3-[4-(trifluoromethoxy)phenyl]-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H21F3N2O5
    (3R,3aR,6aS)-5-(4-ethoxyphenyl)-2-phenyl-3-[4-(trifluoromethoxy)phenyl]-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(2-ethoxyphenyl)-3-(4-methylsulfanylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H24N2O4S
    (3R,3aR,6aS)-5-(2-ethoxyphenyl)-3-(4-methylsulfanylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(3-fluorophenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H23FN2O4
    (3R,3aR,6aS)-3-(3-fluorophenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(3-ethoxyphenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O7
    (3R,3aR,6aS)-5-(3-ethoxyphenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(2,4-dimethylphenyl)-2-phenyl-3-[3-(trifluoromethyl)phenyl]-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H21F3N2O3
    (3R,3aR,6aS)-5-(2,4-dimethylphenyl)-2-phenyl-3-[3-(trifluoromethyl)phenyl]-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(4-ethoxyphenyl)-3-(3-fluorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C25H21FN2O4
    (3R,3aR,6aS)-5-(4-ethoxyphenyl)-3-(3-fluorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— 4-[(3R,3aR,6aS)-5-(4-ethoxyphenyl)-4,6-dioxo-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazol-3-yl]benzonitrile —— C26H21N3O4
    4-[(3R,3aR,6aS)-5-(4-ethoxyphenyl)-4,6-dioxo-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazol-3-yl]benzonitrile
    —— (3R,3aR,6aS)-5-(4-ethoxyphenyl)-2-phenyl-3-(3,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O7
    (3R,3aR,6aS)-5-(4-ethoxyphenyl)-2-phenyl-3-(3,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(2-fluorophenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H23FN2O6
    (3R,3aR,6aS)-5-(2-fluorophenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-5-(2-chlorophenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H23ClN2O6
    (3S,3aR,6aS)-5-(2-chlorophenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-2,5-diphenyl-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H24N2O6
    (3S,3aR,6aS)-2,5-diphenyl-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-3-(3-bromo-4-methoxyphenyl)-5-(4-chlorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C24H18BrClN2O4
    (3S,3aR,6aS)-3-(3-bromo-4-methoxyphenyl)-5-(4-chlorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(4-bromophenyl)-5-(4-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C25H21BrN2O4
    (3R,3aR,6aS)-3-(4-bromophenyl)-5-(4-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-3-(4-butoxy-3-ethoxyphenyl)-5-(3-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C31H34N2O6
    (3S,3aR,6aS)-3-(4-butoxy-3-ethoxyphenyl)-5-(3-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(2-ethoxyphenyl)-2-phenyl-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O7
    (3R,3aR,6aS)-5-(2-ethoxyphenyl)-2-phenyl-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(3-methylphenyl)-2-(3-nitrophenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C24H17Cl2N3O5
    (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(3-methylphenyl)-2-(3-nitrophenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(5-bromo-2-methoxyphenyl)-5-(2-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C25H21BrN2O4
    (3R,3aR,6aS)-3-(5-bromo-2-methoxyphenyl)-5-(2-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(4-methoxyphenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H26N2O7
    (3R,3aR,6aS)-5-(4-methoxyphenyl)-2-phenyl-3-(2,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(3-chlorophenyl)-3-(3-ethoxy-4-phenylmethoxyphenyl)-2-methyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H25ClN2O5
    (3R,3aR,6aS)-5-(3-chlorophenyl)-3-(3-ethoxy-4-phenylmethoxyphenyl)-2-methyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-2-(3-nitrophenyl)-5-(4-nitrophenyl)-3-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C23H16N4O7
    (3R,3aR,6aS)-2-(3-nitrophenyl)-5-(4-nitrophenyl)-3-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-2-phenyl-5-(4-propoxyphenyl)-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C29H30N2O7
    (3R,3aR,6aS)-2-phenyl-5-(4-propoxyphenyl)-3-(2,3,4-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(3,4-dichlorophenyl)-3-(2-methyl-1H-indol-3-yl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C26H19Cl2N3O3
    (3R,3aR,6aS)-5-(3,4-dichlorophenyl)-3-(2-methyl-1H-indol-3-yl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(3-ethoxy-4-propoxyphenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C31H34N2O6
    (3R,3aR,6aS)-3-(3-ethoxy-4-propoxyphenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-[5-(2,5-dichlorophenyl)furan-2-yl]-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H20Cl2N2O4
    (3R,3aR,6aS)-3-[5-(2,5-dichlorophenyl)furan-2-yl]-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-3-(3-methoxy-4-propoxyphenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O5
    (3S,3aR,6aS)-3-(3-methoxy-4-propoxyphenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(3-chlorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H25ClN2O3
    (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(3-chlorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— 2,5-dioxo-1-[4-(trifluoromethoxy)phenyl]pyrrolidin-3-yl N'-(3,4-dimethylphenyl)-N-methylcarbamimidothioate —— C21H20F3N3O3S
    2,5-dioxo-1-[4-(trifluoromethoxy)phenyl]pyrrolidin-3-yl N'-(3,4-dimethylphenyl)-N-methylcarbamimidothioate
    —— (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(4-methoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O4
    (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(4-methoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(2-methyl-1H-indol-3-yl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H23N3O3
    (3R,3aR,6aS)-3-(2-methyl-1H-indol-3-yl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(3-methoxy-4-propoxyphenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O5
    (3R,3aR,6aS)-3-(3-methoxy-4-propoxyphenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(3-ethoxy-4-hydroxyphenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O6
    (3R,3aR,6aS)-3-(3-ethoxy-4-hydroxyphenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(2-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C24H18Cl2N2O3
    (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(2-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(3-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C25H20Cl2N2O4
    (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(3-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(2-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C25H20Cl2N2O4
    (3R,3aR,6aS)-3-(2,4-dichlorophenyl)-5-(2-ethoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aR,6aS)-3-benzyl-5-(4-pentoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C29H30N2O4
    (3S,3aR,6aS)-3-benzyl-5-(4-pentoxyphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(3-ethoxy-4-propoxyphenyl)-2,5-diphenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O5
    (3R,3aR,6aS)-3-(3-ethoxy-4-propoxyphenyl)-2,5-diphenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3aR,6aR)-3-acetyl-1-(4-bromophenyl)-5-(2-chlorophenyl)-3a,6a-dihydropyrrolo[3,4-c]pyrazole-4,6-dione —— C19H13BrClN3O3
    (3aR,6aR)-3-acetyl-1-(4-bromophenyl)-5-(2-chlorophenyl)-3a,6a-dihydropyrrolo[3,4-c]pyrazole-4,6-dione
    —— (3R,3aR,6aS)-2-phenyl-5-(4-propoxyphenyl)-3-(3,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C29H30N2O7
    (3R,3aR,6aS)-2-phenyl-5-(4-propoxyphenyl)-3-(3,4,5-trimethoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S,3aS,6aS)-3-(3-ethoxy-4-phenylmethoxyphenyl)-5-(2-fluorophenyl)-2-methyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H25FN2O5
    (3S,3aS,6aS)-3-(3-ethoxy-4-phenylmethoxyphenyl)-5-(2-fluorophenyl)-2-methyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-[5-(2,4-dichlorophenyl)furan-2-yl]-5-(3-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H20Cl2N2O4
    (3R,3aR,6aS)-3-[5-(2,4-dichlorophenyl)furan-2-yl]-5-(3-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(4-methylsulfanylphenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H26N2O4S
    (3R,3aR,6aS)-3-(4-methylsulfanylphenyl)-2-phenyl-5-(4-propoxyphenyl)-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-[5-(3,4-dichlorophenyl)furan-2-yl]-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H20Cl2N2O4
    (3R,3aR,6aS)-3-[5-(3,4-dichlorophenyl)furan-2-yl]-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(4-fluorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C27H25FN2O3
    (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(4-fluorophenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3S)-3-ethyl-3-propan-2-ylpyrrolidin-2-one —— C9H17NO
    (3S)-3-ethyl-3-propan-2-ylpyrrolidin-2-one
    —— (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C28H28N2O3
    (3R,3aR,6aS)-3-(4-tert-butylphenyl)-5-(4-methylphenyl)-2-phenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione
    —— (3R,3aR,6aS)-5-(4-methylphenyl)-2-phenyl-3-[3-(trifluoromethyl)phenyl]-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione —— C25H19F3N2O3
    (3R,3aR,6aS)-5-(4-methylphenyl)-2-phenyl-3-[3-(trifluoromethyl)phenyl]-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione