(m-Methoxyphenoxy)acetic acid 2-(dimethylamino)ethyl ester hydrochloride 35158-64-6 ACETIC ACID, (m-METHOXYPHENOXY)-, 2-(DIMETHYLAMINO)ETHYL ESTER, HYDROCHLORIDE N,N-Dimethylaminoethyl m-methoxyphenoxyacetate hydrochloride