12741-70-7 2-(Diethylamino)propyl 2-phenyl-3-methylpentanoate hydrochloride 2-(Diethylamino)propyl 2-phenyl-3-methylvalerate hydrochloride 2-(Diethylamino)propyl alpha-phenyl-beta-methylvalerate hydrochloride C 4150 Valeric acid, 3-methyl-2-phenyl-, 2-(diethylamino)propyl ester, hydrochloride