1-alpha-H,5-alpha-H-Tropanium, 3-hydroxy-8-(p-octylbenzyl)-, bromide, 2-hydroxy-2-phenylacetate (ester) 78371-79-6 8-(p-Octylbenzyl)tropinium bromide mandelate N-922 Tropinium, 8-(p-octylbenzyl)-, bromide, mandelate