5497-40-5 ACETIC ACID, BIS(p-METHOXYPHENYL)-, 2-(DIETHYLAMINO)-1-METHYLETHYL ESTER, HYDROC Acetic acid, bis(p-methoxyphenyl)-, 2-(diethylamino)-1-methylethyl ester, hydrochloride Bis(p-methoxyphenyl)acetic acid 2-(diethylamino)-1-methylethyl ester hydrochloride IEM 457