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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
    —— (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(3-nitrophenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C26H21N3O6
    (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(3-nitrophenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxyphenyl)-hydroxymethylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione —— C29H38N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxyphenyl)-hydroxymethylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C27H32N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(3-methyl-4-prop-2-enoxyphenyl)methylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C29H34N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(3-methyl-4-prop-2-enoxyphenyl)methylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— 3-hydroxy-4-(2-methyl-2,3-dihydro-1-benzofuran-5-carbonyl)-5-(naphthalen-1-yl)-1-[(oxolan-2-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one —— C29H27NO5
    3-hydroxy-4-(2-methyl-2,3-dihydro-1-benzofuran-5-carbonyl)-5-(naphthalen-1-yl)-1-[(oxolan-2-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-1-(furan-2-ylmethyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C32H27NO6
    (4E)-1-(furan-2-ylmethyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-ethoxyphenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C28H26N2O5
    (4E)-5-(4-ethoxyphenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxyphenyl)-hydroxymethylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C27H32N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxyphenyl)-hydroxymethylidene]-5-(3-methoxy-4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(furan-2-ylmethyl)-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C27H23NO7
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(furan-2-ylmethyl)-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(3-methyl-4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C30H40N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(3-methyl-4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C32H36N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— 4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-5-(3,4-dimethoxyphenyl)-3-hydroxy-1-[(oxolan-2-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one —— C26H27NO8
    4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-5-(3,4-dimethoxyphenyl)-3-hydroxy-1-[(oxolan-2-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione —— C29H38N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxy-2-methylphenyl)-hydroxymethylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C32H36N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxy-2-methylphenyl)-hydroxymethylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-bromophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C26H21BrN2O4
    (4E)-5-(4-bromophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-fluorophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C26H21FN2O4
    (4E)-5-(4-fluorophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxy-2-methylphenyl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C29H38N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxy-2-methylphenyl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(3-methyl-4-prop-2-enoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C30H38N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(3-methyl-4-prop-2-enoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (4E)-4-[(4-butoxyphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C33H38N2O6
    (4E)-4-[(4-butoxyphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-chlorophenyl)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C24H22ClNO6
    (4E)-5-(4-chlorophenyl)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-4-[(4-butoxy-2-methylphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione —— C32H44N2O6
    (4E)-4-[(4-butoxy-2-methylphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione
    —— (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-methylphenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C27H24N2O4
    (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-methylphenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(2,5-dimethoxyphenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C27H29NO7
    (4E)-5-(2,5-dimethoxyphenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-4-[(4-butoxy-3-methylphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione —— C32H44N2O6
    (4E)-4-[(4-butoxy-3-methylphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione
    —— 3-hydroxy-5-(2-methoxyphenyl)-4-(2-methyl-2,3-dihydro-1-benzofuran-5-carbonyl)-1-[(pyridin-4-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one —— C27H24N2O5
    3-hydroxy-5-(2-methoxyphenyl)-4-(2-methyl-2,3-dihydro-1-benzofuran-5-carbonyl)-1-[(pyridin-4-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-methylphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C26H27NO5
    (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(4-methylphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-[2-methyl-4-(2-methylpropoxy)phenyl]methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C34H40N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-[2-methyl-4-(2-methylpropoxy)phenyl]methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(oxolan-2-ylmethyl)-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C28H29NO6
    (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(oxolan-2-ylmethyl)-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C25H25NO8
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxyphenyl)-hydroxymethylidene]-5-(3-methoxy-4-pentoxyphenyl)pyrrolidine-2,3-dione —— C29H38N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxyphenyl)-hydroxymethylidene]-5-(3-methoxy-4-pentoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(2-methyl-4-prop-2-enoxyphenyl)methylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione —— C31H40N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(2-methyl-4-prop-2-enoxyphenyl)methylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione
    —— (4E)-5-(2,5-dimethoxyphenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C28H26N2O6
    (4E)-5-(2,5-dimethoxyphenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(furan-2-ylmethyl)pyrrolidine-2,3-dione —— C29H29NO8
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(furan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxy-3-methylphenyl)-hydroxymethylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C32H36N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[(4-ethoxy-3-methylphenyl)-hydroxymethylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— 4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-3-hydroxy-5-phenyl-1-[(pyridin-4-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one —— C25H20N2O5
    4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-3-hydroxy-5-phenyl-1-[(pyridin-4-yl)methyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C31H34N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(2-methoxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C26H27NO6
    (4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-5-(2-methoxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(2-methyl-4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C30H40N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(2-methyl-4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-hydroxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C24H23NO7
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-hydroxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-hydroxyphenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C25H20N2O6
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-hydroxyphenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-fluorophenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C25H19FN2O5
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-fluorophenyl)-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-5-(3-methoxy-4-pentoxyphenyl)pyrrolidine-2,3-dione —— C30H40N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-5-(3-methoxy-4-pentoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-chlorophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C25H24ClNO5
    (4E)-5-(4-chlorophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(oxolan-2-ylmethyl)-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C27H27NO7
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(oxolan-2-ylmethyl)-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[(4-butoxy-2-methylphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]pyrrolidine-2,3-dione —— C31H42N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[(4-butoxy-2-methylphenyl)-hydroxymethylidene]-1-[2-(dimethylamino)ethyl]pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-ethoxy-3-methoxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione —— C27H29NO8
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(4-ethoxy-3-methoxyphenyl)-1-(oxolan-2-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-(4-propoxyphenyl)pyrrolidine-2,3-dione —— C26H32N2O5
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-5-(4-propoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(2-methyl-4-propoxyphenyl)methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C33H38N2O6
    (4E)-1-[2-(dimethylamino)ethyl]-4-[hydroxy-(2-methyl-4-propoxyphenyl)methylidene]-5-(3-methoxy-4-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(furan-2-ylmethyl)-5-naphthalen-1-ylpyrrolidine-2,3-dione —— C28H21NO6
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-(furan-2-ylmethyl)-5-naphthalen-1-ylpyrrolidine-2,3-dione
    —— (4E)-5-(4-chlorophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C26H21ClN2O4
    (4E)-5-(4-chlorophenyl)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione