1-(1-Methyl-1-(3-methyl-4-isothiazolyl))methylenethiosemicarbazide 3683-62-3 BRN 0518312 KETONE, METHYL 3-METHYL-4-ISOTHIAZOLYL, THIOSEMICARBAZONE Methyl 3-methyl-4-isothiazolyl ketone thiosemicarbazone Thiosemicarbazide, 1-(1-methyl-1-(3-methyl-4-isothiazolyl))methylene-