2-(beta-Phenethyl)-1,2,3,4,6,7,12,12a-octahydropyrazino(2,1-b)(3)benzazepine 2HCl 58350-14-4 Pyrazino(2,1-b)(3)benzazepine, 1,2,3,4,6,7,12,12a-octahydro-2-(2-phenylethyl)-, dihydrochloride