Synonyms: (5E)-5-{[1-(3,4-Dichlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]methylene}-1-phenyl-2-thioxodihydropyrimidine-4,6(1H,5H)-dione;4,6(1H,5H)-pyrimidinedione, 5-[[1-(3,4-dichlorophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]methylene]dihydro-1-phenyl-2-thioxo-, (5E)-