119034-09-2 1H-Pyrrole-2-carboxaldehyde, 1-methyl-, 4-(p-nitrophenyl)semicarbazone Hydrazinecarboxamide, 2-((1-methyl-1H-pyrrol-2-yl)methylene)-N-(4-nitrophenyl)- (9CI) Semicarbazide, 1-((1-methyl-2-pyrrolyl)methylene)-4-(p-nitrophenyl)-