64047-66-1 IN 298 ISOQUINOLINIUM, 1,2,3,4-TETRAHYDRO-2-METHYL-2-(3-(1-METHYLPYRROLIDINIO)PROPYL)-, Isoquinolinium, 1,2,3,4-tetrahydro-2-methyl-2-(3-(1-methylpyrrolidinio)propyl)-, dibromide Pyrrolidinium, 1-methyl-1-(3-(2-methyl-1,2,3,4-tetrahydroisoquinolinio)propyl)-, dibromide