1,2,3,5,6,7-Hexahydro-s-indacene-4-ethanamine hydrochloride 2-(s-Hydrindacen-4-yl)ethylamine hydrochloride 82875-63-6 VUFB-10709 s-Indacene-4-ethanamine, 1,2,3,5,6,7-hexahydro-, hydrochloride