3-Hydroxy-3-methyl-2-phenylvaleric acid 2-(diethylamino)ethyl ester hydrochloride 94261-79-7 NSC 151068 Pentanoic acid, 3-hydroxy-3-methyl-2-phenyl-, 2-(diethylamino)ethyl ester, hydrochloride Valeric acid, 3-hydroxy-3-methyl-2-phenyl-, 2-(diethylamino)ethyl ester, hydrochloride