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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)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-methoxyphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C30H38N2O7
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-methoxyphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— (4Z)-4-[hydroxy-(4-methoxyphenyl)methylidene]-1-(2-morpholin-4-ylethyl)-5-(4-propan-2-ylphenyl)pyrrolidine-2,3-dione —— C27H32N2O5
    (4Z)-4-[hydroxy-(4-methoxyphenyl)methylidene]-1-(2-morpholin-4-ylethyl)-5-(4-propan-2-ylphenyl)pyrrolidine-2,3-dione
    —— 3-hydroxy-4-(4-methoxybenzoyl)-1-[2-(morpholin-4-yl)ethyl]-5-[4-(propan-2-yl)phenyl]-2,5-dihydro-1H-pyrrol-2-one —— C27H32N2O5
    3-hydroxy-4-(4-methoxybenzoyl)-1-[2-(morpholin-4-yl)ethyl]-5-[4-(propan-2-yl)phenyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C32H42N2O7
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-propoxyphenyl)pyrrolidine-2,3-dione —— C31H28ClN3O4S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-propoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-5-(3,4-dimethoxyphenyl)-4-[(2,5-dimethylphenyl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C30H26ClN3O5S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-5-(3,4-dimethoxyphenyl)-4-[(2,5-dimethylphenyl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C38H34ClN3O6S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(3-imidazol-1-ylpropyl)pyrrolidine-2,3-dione —— C35H37N3O6
    (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(3-imidazol-1-ylpropyl)pyrrolidine-2,3-dione
    —— (4E)-5-[3-(benzyloxy)phenyl]-4-[hydroxy(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C31H31NO6
    (4E)-5-[3-(benzyloxy)phenyl]-4-[hydroxy(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 8-Ethoxy-8-methyl-3-(2,4,6-trimethylphenyl)-1-azaspiro[4.5]decane-2,4-dione —— C21H29NO3
    8-Ethoxy-8-methyl-3-(2,4,6-trimethylphenyl)-1-azaspiro[4.5]decane-2,4-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione —— C34H34ClN3O5S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-methylphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C30H38N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-methylphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 5-(4-fluorophenyl)-3-hydroxy-1-(3-methoxypropyl)-4-[4-(2-methylpropoxy)benzoyl]-2,5-dihydro-1H-pyrrol-2-one —— C25H28FNO5
    5-(4-fluorophenyl)-3-hydroxy-1-(3-methoxypropyl)-4-[4-(2-methylpropoxy)benzoyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[(4-butoxyphenyl)-hydroxymethylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C33H44N2O7
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[(4-butoxyphenyl)-hydroxymethylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— (4E)-4-[hydroxy-[3-methyl-4-(2-methylpropoxy)phenyl]methylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C35H48N2O7
    (4E)-4-[hydroxy-[3-methyl-4-(2-methylpropoxy)phenyl]methylidene]-5-[3-methoxy-4-(3-methylbutoxy)phenyl]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-ethylphenyl)pyrrolidine-2,3-dione —— C30H26ClN3O3S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-ethylphenyl)pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C31H26ClN3O4S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione —— C35H34N2O6
    (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(pyridin-4-ylmethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy(phenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C29H36N2O6
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy(phenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 5-(4-chlorophenyl)-3-hydroxy-4-[(4-methylphenyl)carbonyl]-1-(pyrimidin-2-yl)-1,5-dihydro-2H-pyrrol-2-one —— C22H16ClN3O3
    5-(4-chlorophenyl)-3-hydroxy-4-[(4-methylphenyl)carbonyl]-1-(pyrimidin-2-yl)-1,5-dihydro-2H-pyrrol-2-one
    —— 4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-3-hydroxy-5-(4-methoxyphenyl)-1-(2-phenylethyl)-2,5-dihydro-1H-pyrrol-2-one —— C28H25NO6
    4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-3-hydroxy-5-(4-methoxyphenyl)-1-(2-phenylethyl)-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(3-methoxyphenyl)pyrrolidine-2,3-dione —— C29H24ClN3O4S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(3-methoxyphenyl)pyrrolidine-2,3-dione
    —— 4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-3-hydroxy-5-(3-hydroxyphenyl)-1-[3-(1H-imidazol-1-yl)propyl]-2,5-dihydro-1H-pyrrol-2-one —— C25H23N3O6
    4-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-3-hydroxy-5-(3-hydroxyphenyl)-1-[3-(1H-imidazol-1-yl)propyl]-2,5-dihydro-1H-pyrrol-2-one
    —— (E)-{1-[2-(diethylammonio)ethyl]-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene}(4-methylphenyl)methanolate —— C24H27N3O5
    (E)-{1-[2-(diethylammonio)ethyl]-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene}(4-methylphenyl)methanolate
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C31H40N2O7
    (4E)-5-(4-butoxy-3-methoxyphenyl)-4-[hydroxy-(4-methoxy-2-methylphenyl)methylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione —— C31H28ClN3O6S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C33H32ClN3O5S2
    (4E)-5-(4-butoxy-3-methoxyphenyl)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— (4E)-4-[(4-bromophenyl)-hydroxymethylidene]-5-(4-butoxy-3-methoxyphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C29H35BrN2O6
    (4E)-4-[(4-bromophenyl)-hydroxymethylidene]-5-(4-butoxy-3-methoxyphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— (4E)-1-(5-benzylsulfanyl-1,3,4-thiadiazol-2-yl)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C38H35N3O6S2
    (4E)-1-(5-benzylsulfanyl-1,3,4-thiadiazol-2-yl)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-hydroxy-3-methoxyphenyl)pyrrolidine-2,3-dione —— C29H24ClN3O5S2
    (4E)-1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-4-[(2,5-dimethylphenyl)-hydroxymethylidene]-5-(4-hydroxy-3-methoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-[5-[(4-methylphenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]pyrrolidine-2,3-dione —— C39H37N3O6S2
    (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-[5-[(4-methylphenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]pyrrolidine-2,3-dione
    —— (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-1-(furan-2-ylmethyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C34H33NO7
    (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-1-(furan-2-ylmethyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (E)-(3-chloro-4-methoxyphenyl){2-(2,5-dimethoxyphenyl)-1-[3-(dimethylammonio)propyl]-4,5-dioxopyrrolidin-3-ylidene}methanolate —— C25H29ClN2O6
    (E)-(3-chloro-4-methoxyphenyl){2-(2,5-dimethoxyphenyl)-1-[3-(dimethylammonio)propyl]-4,5-dioxopyrrolidin-3-ylidene}methanolate
    —— (4E)-1-[2-(diethylamino)ethyl]-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione —— C35H42N2O6
    (4E)-1-[2-(diethylamino)ethyl]-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]pyrrolidine-2,3-dione
    —— (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(2-morpholin-4-ylethyl)pyrrolidine-2,3-dione —— C35H40N2O7
    (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(2-morpholin-4-ylethyl)pyrrolidine-2,3-dione
    —— (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(pyridin-3-ylmethyl)pyrrolidine-2,3-dione —— C35H34N2O6
    (4E)-5-(3-ethoxy-4-phenylmethoxyphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(pyridin-3-ylmethyl)pyrrolidine-2,3-dione
    —— 3-hydroxy-4-[(4-methylphenyl)carbonyl]-5-phenyl-1-(pyrimidin-2-yl)-1,5-dihydro-2H-pyrrol-2-one —— C22H17N3O3
    3-hydroxy-4-[(4-methylphenyl)carbonyl]-5-phenyl-1-(pyrimidin-2-yl)-1,5-dihydro-2H-pyrrol-2-one
    —— 4-[(2,5-dimethylphenyl)carbonyl]-5-(2-fluorophenyl)-3-hydroxy-1-[3-(morpholin-4-yl)propyl]-1,5-dihydro-2H-pyrrol-2-one —— C26H29FN2O4
    4-[(2,5-dimethylphenyl)carbonyl]-5-(2-fluorophenyl)-3-hydroxy-1-[3-(morpholin-4-yl)propyl]-1,5-dihydro-2H-pyrrol-2-one
    —— (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-[3-(dimethylamino)propyl]-5-(4-ethoxy-3-methoxyphenyl)pyrrolidine-2,3-dione —— C27H32N2O7
    (4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-1-[3-(dimethylamino)propyl]-5-(4-ethoxy-3-methoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(3-bromophenyl)-1-(4,6-dimethyl-1,3-benzothiazol-2-yl)-4-[(4-ethoxyphenyl)(hydroxy)methylidene]pyrrolidine-2,3-dione —— C28H23BrN2O4S
    (4E)-5-(3-bromophenyl)-1-(4,6-dimethyl-1,3-benzothiazol-2-yl)-4-[(4-ethoxyphenyl)(hydroxy)methylidene]pyrrolidine-2,3-dione
    —— (E)-{1-[2-(dimethylammonio)ethyl]-2-(3-ethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene}(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methanolate —— C26H30N2O5
    (E)-{1-[2-(dimethylammonio)ethyl]-2-(3-ethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene}(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methanolate
    —— (E)-[2-(4-bromophenyl)-4,5-dioxo-1-(pyridinium-3-ylmethyl)pyrrolidin-3-ylidene][3-methyl-4-(2-methylpropoxy)phenyl]methanolate —— C28H27BrN2O4
    (E)-[2-(4-bromophenyl)-4,5-dioxo-1-(pyridinium-3-ylmethyl)pyrrolidin-3-ylidene][3-methyl-4-(2-methylpropoxy)phenyl]methanolate
    —— (E)-[5-(methoxycarbonyl)-2,4-dimethyl-1H-pyrrol-3-yl]{2-(3-methoxyphenyl)-1-[2-(morpholin-4-ium-4-yl)ethyl]-4,5-dioxopyrrolidin-3-ylidene}methanolate —— C26H31N3O7
    (E)-[5-(methoxycarbonyl)-2,4-dimethyl-1H-pyrrol-3-yl]{2-(3-methoxyphenyl)-1-[2-(morpholin-4-ium-4-yl)ethyl]-4,5-dioxopyrrolidin-3-ylidene}methanolate
    —— 5-(4-tert-butylphenyl)-3-hydroxy-1-[3-(1H-imidazol-1-yl)propyl]-4-(4-methoxybenzoyl)-2,5-dihydro-1H-pyrrol-2-one —— C28H31N3O4
    5-(4-tert-butylphenyl)-3-hydroxy-1-[3-(1H-imidazol-1-yl)propyl]-4-(4-methoxybenzoyl)-2,5-dihydro-1H-pyrrol-2-one
    —— (4E)-1-(6-ethoxy-1,3-benzothiazol-2-yl)-4-[(4-fluorophenyl)(hydroxy)methylidene]-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione —— C29H25FN2O7S
    (4E)-1-(6-ethoxy-1,3-benzothiazol-2-yl)-4-[(4-fluorophenyl)(hydroxy)methylidene]-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-fluorophenyl)-4-[hydroxy-(4-methylphenyl)methylidene]-1-pyrimidin-2-ylpyrrolidine-2,3-dione —— C22H16FN3O3
    (4E)-5-(4-fluorophenyl)-4-[hydroxy-(4-methylphenyl)methylidene]-1-pyrimidin-2-ylpyrrolidine-2,3-dione
    —— (4E)-1-(4,5-dimethyl-1,3-thiazol-2-yl)-4-[(4-ethoxyphenyl)(hydroxy)methylidene]-5-(4-fluorophenyl)pyrrolidine-2,3-dione —— C24H21FN2O4S
    (4E)-1-(4,5-dimethyl-1,3-thiazol-2-yl)-4-[(4-ethoxyphenyl)(hydroxy)methylidene]-5-(4-fluorophenyl)pyrrolidine-2,3-dione
    —— (4E)-5-(4-tert-butylphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(6-methyl-1,3-benzothiazol-2-yl)pyrrolidine-2,3-dione —— C32H32N2O4S
    (4E)-5-(4-tert-butylphenyl)-4-[hydroxy-(4-propoxyphenyl)methylidene]-1-(6-methyl-1,3-benzothiazol-2-yl)pyrrolidine-2,3-dione
    —— (4E)-1-(6-ethoxy-1,3-benzothiazol-2-yl)-4-[hydroxy(4-methylphenyl)methylidene]-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione —— C30H28N2O7S
    (4E)-1-(6-ethoxy-1,3-benzothiazol-2-yl)-4-[hydroxy(4-methylphenyl)methylidene]-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione
    —— 4-(4-(Benzyloxy)-2-methylbenzoyl)-5-(4-ethoxy-3-methoxyphenyl)-3-hydroxy-1-(2-methoxyethyl)-1H-pyrrol-2(5H)-one —— C31H33NO7
    4-(4-(Benzyloxy)-2-methylbenzoyl)-5-(4-ethoxy-3-methoxyphenyl)-3-hydroxy-1-(2-methoxyethyl)-1H-pyrrol-2(5H)-one