64047-65-0 Ammonium, (3-(2-ethyl-1,2,3,4-tetrahydroisoquinolinio)propyl)trimethyl-, dibromide IN 292 ISOQUINOLINIUM, 1,2,3,4-TETRAHYDRO-2-ETHYL-2-(3-(TRIMETHYLAMMONIO)PROPYL)-, DIBR Isoquinolinium, 1,2,3,4-tetrahydro-2-ethyl-2-(3-(trimethylammonio)propyl)-, dibromide