2-(4-Chlorophenoxy)-2-methylpropanoic acid 2-(diethylamino)ethyl ester 56135-48-9 Propanoic acid, 2-(4-chlorophenoxy)-2-methyl-, 2-(diethylamino)ethyl ester Propionic acid, 2-(p-chlorophenoxy)-2-methyl-, 2-(diethylamino)ethyl ester beta-Diethylaminoethyl alpha-4-chlorophenoxyisobutyrate beta-Diethylaminoethyl alpha-p-chlorophenoxyisobutyrate