1-(2-Hydroxy-5'-methoxybenzylidene)amino-3-hydroxyguanidine tosylate 158792-20-2 Hydrazinecarboximidamide, N-hydroxy-2-((2-hydroxy-5-methoxyphenyl)methylene)-, mono(4-methylbenzenesulfonate) (salt) ML1 Tosylate N-Hydroxy-2-((2-hydroxy-5-methoxyphenyl)methylene)hydrazinecarboximidamide mono(4-methylbenzenesulfonate) (salt)