65322-72-7 (Mono-methanesulfonate)

6-Benzoyl-3-hydrazino-5,6,7,8-tetrahydropyrido(4,3-C)pyridazin

6-Benzoyl-3-hydrazino-5,6,7,8-tetrahydropyrido[4,3-c]pyridazine

3-Hydrazino-5,6,7,8-tetrahydropyrido(4,3-C)pyridazin-6-yl-phenyl-keton