5-[(Z)-[(5E)-5-[[5-[(Z)-(3,4-diethyl-5-oxopyrrol-2-ylidene)methyl]-3,4-diethyl-1H-pyrrol-2-yl]methylidene]-3,4-diethylpyrrol-2-ylidene]methyl]-3,4-diethylpyrrol-2-one 生成
5-[(Z)-[(5E)-5-[[5-[(Z)-(3,4-diethyl-5-oxopyrrol-2-ylidene)methyl]-3,4-diethyl-1H-pyrrol-2-yl]methylidene]-3,4-diethylpyrrol-2-ylidene]methyl]-3,4-diethylpyrrol-2-one