143503-34-8 Carbanilic acid, (3-(heptyloxy)phenyl)-, 1-(propoxymethyl)-2-(1-pyrrolidinyl)ethyl ester, ethanedioate (1:1) Carbanilic acid, m-(heptyloxy)-, 2-propoxy-1-(1-pyrrolidinylmethyl)ethyl ester, oxalate