1H-Pyrrole-2-carboxaldehyde, 1-methyl-, 4-phenylthiosemicarbazone 31397-22-5 Hydrazinecarbothioamide, 2-((1-methyl-1H-pyrrol-2-yl)methylene)-N-phenyl- (9CI) Semicarbazide, 1-((1-methyl-2-pyrrolyl)methylene)-4-phenyl-3-thio-