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    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-4,5-dioxo-2-thiophen-2-ylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C24H31N3O5S
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-4,5-dioxo-2-thiophen-2-ylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(3-chlorophenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H30ClN3O6
    ethyl 4-[(E)-[2-(3-chlorophenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-fluorophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H34FN3O5
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-fluorophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-(4-prop-2-enoxyphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C30H39N3O6
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-(4-prop-2-enoxyphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(4-tert-butylphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C30H39N3O6
    ethyl 4-[(E)-[2-(4-tert-butylphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-ethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H39N3O6
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-ethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(4-ethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C28H37N3O6
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(4-ethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(3-fluorophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H34FN3O5
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(3-fluorophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-phenylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H35N3O5
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-phenylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-4,5-dioxo-2-phenylpyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H31N3O6
    ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-4,5-dioxo-2-phenylpyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[[(2R)-2-(3-methoxyphenoxy)butanoyl]amino]benzoate —— C20H23NO5
    ethyl 4-[[(2R)-2-(3-methoxyphenoxy)butanoyl]amino]benzoate
    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(3-fluorophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H32FN3O5
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(3-fluorophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-4,5-dioxo-2-(3,4,5-trimethoxyphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H39N3O8
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-4,5-dioxo-2-(3,4,5-trimethoxyphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H30N4O8
    ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-methoxycarbonylphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H37N3O7
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-methoxycarbonylphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(3-chlorophenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H34ClN3O5
    ethyl 4-[(E)-[2-(3-chlorophenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 2-[[(2S)-6-chloro-2-ethyl-2,3-dihydro-1,4-benzoxazine-4-carbonyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate —— C22H25ClN2O4S
    ethyl 2-[[(2S)-6-chloro-2-ethyl-2,3-dihydro-1,4-benzoxazine-4-carbonyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate
    —— ethyl 2-[[(2S)-2-(4-chlorophenyl)sulfanylbutanoyl]amino]benzoate —— C19H20ClNO3S
    ethyl 2-[[(2S)-2-(4-chlorophenyl)sulfanylbutanoyl]amino]benzoate
    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(2,5-dimethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C28H37N3O7
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(2,5-dimethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-(4-propan-2-ylphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C30H41N3O5
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-(4-propan-2-ylphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(2,5-dimethoxyphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C28H35N3O8
    ethyl 4-[(E)-[2-(2,5-dimethoxyphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(3,4-dimethoxyphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C28H35N3O8
    ethyl 4-[(E)-[2-(3,4-dimethoxyphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(4-tert-butylphenyl)-1-[2-(diethylamino)ethyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C30H41N3O5
    ethyl 4-[(E)-[2-(4-tert-butylphenyl)-1-[2-(diethylamino)ethyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-ethoxy-3-methoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C30H41N3O7
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-ethoxy-3-methoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-({4-hydroxy-2-(5-methylfuran-2-yl)-1-[2-(morpholin-4-yl)ethyl]-5-oxo-2,5-dihydro-1H-pyrrol-3-yl}carbonyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C25H31N3O7
    ethyl 4-({4-hydroxy-2-(5-methylfuran-2-yl)-1-[2-(morpholin-4-yl)ethyl]-5-oxo-2,5-dihydro-1H-pyrrol-3-yl}carbonyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— Ethyl 3-chloro-4-[[4-(2-phenylsulfanylethoxy)benzoyl]amino]benzoate —— C24H22ClNO4S
    Ethyl 3-chloro-4-[[4-(2-phenylsulfanylethoxy)benzoyl]amino]benzoate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-(3,4,5-trimethoxyphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C30H41N3O8
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-(3,4,5-trimethoxyphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-hydroxy-[2-(2-methoxyphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H33N3O7
    ethyl 4-[(E)-hydroxy-[2-(2-methoxyphenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(4-chlorophenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H34ClN3O5
    ethyl 4-[(E)-[2-(4-chlorophenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— (E)-2-cyano-N-(3-imidazol-1-ylpropyl)-3-[3-(7-methoxy-1-benzofuran-2-yl)-1-phenylpyrazol-4-yl]prop-2-enamide —— C28H24N6O3
    (E)-2-cyano-N-(3-imidazol-1-ylpropyl)-3-[3-(7-methoxy-1-benzofuran-2-yl)-1-phenylpyrazol-4-yl]prop-2-enamide
    —— ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-4,5-dioxo-2-(3-propoxyphenyl)pyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H37N3O7
    ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-4,5-dioxo-2-(3-propoxyphenyl)pyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-4,5-dioxo-2-(4-propan-2-ylphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H39N3O5
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-4,5-dioxo-2-(4-propan-2-ylphenyl)pyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— (E)-2-cyano-3-[3-(7-methoxy-1-benzofuran-2-yl)-1-phenylpyrazol-4-yl]-N-(3-methoxypropyl)prop-2-enamide —— C26H24N4O4
    (E)-2-cyano-3-[3-(7-methoxy-1-benzofuran-2-yl)-1-phenylpyrazol-4-yl]-N-(3-methoxypropyl)prop-2-enamide
    —— ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-4,5-dioxo-2-pyridin-4-ylpyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C25H30N4O6
    ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-4,5-dioxo-2-pyridin-4-ylpyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(2-fluorophenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H30FN3O6
    ethyl 4-[(E)-[2-(2-fluorophenyl)-1-(2-morpholin-4-ylethyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-methoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C28H37N3O6
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(4-methoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-2-(4-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H30N4O8
    ethyl 4-[(E)-hydroxy-[1-(2-morpholin-4-ylethyl)-2-(4-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]methyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H34N4O7
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(5-methylfuran-2-yl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H35N3O6
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(5-methylfuran-2-yl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(2,5-dimethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H39N3O7
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(2,5-dimethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(4-tert-butylphenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C31H43N3O5
    ethyl 4-[(E)-[2-(4-tert-butylphenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(2,3-dimethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C29H39N3O7
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(2,3-dimethoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(3-methoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C28H37N3O6
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-2-(3-methoxyphenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(3,4-dichlorophenyl)-1-[2-(diethylamino)ethyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H31Cl2N3O5
    ethyl 4-[(E)-[2-(3,4-dichlorophenyl)-1-[2-(diethylamino)ethyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— Ethyl 4-[[2-(3,4-dimethoxyphenyl)sulfanylacetyl]amino]benzoate —— C19H21NO5S
    Ethyl 4-[[2-(3,4-dimethoxyphenyl)sulfanylacetyl]amino]benzoate
    —— ethyl 2-chloro-5-[[4-(3,4-dihydro-2H-quinolin-1-ylmethyl)benzoyl]amino]benzoate —— C26H25ClN2O3
    ethyl 2-chloro-5-[[4-(3,4-dihydro-2H-quinolin-1-ylmethyl)benzoyl]amino]benzoate
    —— ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-pyridin-2-ylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H34N4O5
    ethyl 4-[(E)-[1-[3-(diethylamino)propyl]-4,5-dioxo-2-pyridin-2-ylpyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(4-bromophenyl)-1-[2-(diethylamino)ethyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H32BrN3O5
    ethyl 4-[(E)-[2-(4-bromophenyl)-1-[2-(diethylamino)ethyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C26H32N4O7
    ethyl 4-[(E)-[1-[2-(diethylamino)ethyl]-2-(3-nitrophenyl)-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
    —— ethyl 4-[(E)-[2-(3,4-dichlorophenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate —— C27H33Cl2N3O5
    ethyl 4-[(E)-[2-(3,4-dichlorophenyl)-1-[3-(diethylamino)propyl]-4,5-dioxopyrrolidin-3-ylidene]-hydroxymethyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate