16966-93-1 20493-41-8 3270-78-8 4-Amino-6-((2-amino-1,6-dimethyl-1H-pyrimidin-4-ylidene)amino)-1,2-dimethylquinolinium, methyl sulphate, mono(methyl sulphate) Antrycide Antrycide methyl sulfate EINECS 221-894-0 Quinaldinium, 4-amino-6-((2-amino-1,6-dimethylpyrimidinium-4-yl)amino)-1-methyl-, bis(methyl sulfate) Quinapyramine Quinapyramine methyl sulfate