4-Dimethylamino-2,2-diphenyl pentanoate, isopropyl ester, hydrochloride 63979-46-4 Pentanoic acid, 4-(dimethylamino)-2,2-diphenyl-, isopropyl ester, hydrochloride Valeric acid, 4-(N,N-dimethylamino)-2,2-diphenyl-, isopropyl ester, hydrochloride