1-(4-Hydroxy-3-methoxybenzylidene)-3-thiosemicarbazide 5351-92-8 AI3-22970 Benzaldehyde, 4-hydroxy-3-methoxy-, 3-thiosemicarbazone Hydrazinecarbothioamide, 2-((4-hydroxy-3-methoxyphenyl)methylene)- NSC 735 Semicarbazide, 1-(4-hydroxy-3-methoxybenzylidene)-3-thio- Vanillin, 3-thiosemicarbazone Vanillin, thiosemicarbazone