63991-54-8 Ammonium, (3-(2-ethyl-1,2,3-trihydrobenz(de)isoquinolinio)propyl)ethyldimethyl-, dibromide Benz(de)isoquinolinium, 1,2,3-trihydro-2-ethyl-2-(3-(ethyldimethylammonio)propyl)-, dibromide IN 316