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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
    —— 5-(3,4-Dimethoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C29H34N4O6
    5-(3,4-Dimethoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-fluorophenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C27H29FN4O4
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-fluorophenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hexoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C30H37N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hexoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxy-3-methoxyphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C30H36N4O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxy-3-methoxyphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-methylphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C28H32N4O4
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-methylphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-propoxyphenyl)pyrrolidine-2,3-dione —— C29H36N4O5
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-propoxyphenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethylphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C29H34N4O4
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethylphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 5-(4-Butoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C28H34N4O4
    5-(4-Butoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-propoxyphenyl)pyrrolidine-2,3-dione —— C27H32N4O4
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-propoxyphenyl)pyrrolidine-2,3-dione
    —— 1-(4,6-Dimethyl-1,3-benzothiazol-2-yl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C32H28N4O4S
    1-(4,6-Dimethyl-1,3-benzothiazol-2-yl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— 5-(4-Butoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione —— C27H31N3O5
    5-(4-Butoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione
    —— 5-(4-Chlorophenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C27H29ClN4O4
    5-(4-Chlorophenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-methoxy-4-pentoxyphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione —— C33H42N4O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-methoxy-4-pentoxyphenyl)-1-(3-morpholin-4-ylpropyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C31H32N4O4
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— 1-[3-(Dimethylamino)propyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-pentoxyphenyl)pyrrolidine-2,3-dione —— C30H38N4O4
    1-[3-(Dimethylamino)propyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-pentoxyphenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-fluorophenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C24H24FN3O4
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-fluorophenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 5-(3,4-Dimethoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C26H30N4O5
    5-(3,4-Dimethoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— 5-(4-Tert-butylphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C28H34N4O3
    5-(4-Tert-butylphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-methoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C25H27N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-methoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C27H30N4O4
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-5-(3-phenylmethoxyphenyl)pyrrolidine-2,3-dione —— C31H31N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-5-(3-phenylmethoxyphenyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione —— C27H30N4O4
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-prop-2-enoxyphenyl)pyrrolidine-2,3-dione
    —— 5-(4-Butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C29H36N4O5
    5-(4-Butoxy-3-methoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— 5-(3,4-Diethoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C28H33N3O6
    5-(3,4-Diethoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-hydroxyphenyl)pyrrolidine-2,3-dione —— C26H30N4O5
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-hydroxyphenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione —— C27H31N3O7
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-[3-ethoxy-4-(3-methylbutoxy)phenyl]-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C31H39N3O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-[3-ethoxy-4-(3-methylbutoxy)phenyl]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(2-fluorophenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C24H24FN3O4
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(2-fluorophenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 1-(4,6-Dimethyl-1,3-benzothiazol-2-yl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-hydroxyphenyl)pyrrolidine-2,3-dione —— C31H28N4O5S
    1-(4,6-Dimethyl-1,3-benzothiazol-2-yl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-hydroxyphenyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxy-3-methoxyphenyl)pyrrolidine-2,3-dione —— C27H32N4O5
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxy-3-methoxyphenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C25H27N3O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C26H29N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-5-(4-nitrophenyl)pyrrolidine-2,3-dione —— C24H24N4O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-5-(4-nitrophenyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hydroxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C24H25N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hydroxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 5-(3-Butoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione —— C27H31N3O5
    5-(3-Butoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione
    —— Methyl 4-[3-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-4,5-dioxopyrrolidin-2-yl]benzoate —— C26H27N3O6
    Methyl 4-[3-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)-4,5-dioxopyrrolidin-2-yl]benzoate
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxy-3-methoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C27H31N3O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxy-3-methoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethylphenyl)pyrrolidine-2,3-dione —— C26H30N4O3
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethylphenyl)pyrrolidine-2,3-dione
    —— 5-(4-Butoxy-3-methoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C29H35N3O6
    5-(4-Butoxy-3-methoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxyphenyl)-1-(2-methoxyethyl)pyrrolidine-2,3-dione —— C25H27N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxyphenyl)-1-(2-methoxyethyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-prop-2-enoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C29H33N3O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-prop-2-enoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-phenylmethoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C33H35N3O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(3-ethoxy-4-phenylmethoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(2-methoxyethyl)pyrrolidine-2,3-dione —— C24H25N3O6
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(2-methoxyethyl)pyrrolidine-2,3-dione
    —— 4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C26H29N3O5
    4-[(3,8-Dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-(4-ethoxyphenyl)-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 5-(3-Chlorophenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C24H25ClN4O3
    5-(3-Chlorophenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— Methyl 4-[1-[2-(dimethylamino)ethyl]-3-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-4,5-dioxopyrrolidin-2-yl]benzoate —— C26H28N4O5
    Methyl 4-[1-[2-(dimethylamino)ethyl]-3-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-4,5-dioxopyrrolidin-2-yl]benzoate
    —— 1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-phenylpyrrolidine-2,3-dione —— C24H26N4O3
    1-[2-(Dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-5-phenylpyrrolidine-2,3-dione
    —— 5-(4-Bromophenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C24H24BrN3O4
    5-(4-Bromophenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
    —— 5-(3-Butoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione —— C28H34N4O4
    5-(3-Butoxyphenyl)-1-[2-(dimethylamino)ethyl]-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]pyrrolidine-2,3-dione
    —— 5-(4-Butoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione —— C28H33N3O5
    5-(4-Butoxyphenyl)-4-[(3,8-dimethylimidazo[1,2-a]pyridin-2-yl)-hydroxymethylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione