1(6H)-Pyridazinebutanoic acid, 6-imino-3-(4-methoxyphenyl)-, monohydrobromide 104104-50-9 6-Amino-5-methyl-3-(4-methoxyphenyl)-1-pyridaziniumbutyric acid Br 6-Imino-3-(4-methoxyphenyl)-1(6H)-pyridazinebutanoic acid monohydrobromide Gabazine SR 95531 SR-95531