80171-55-7 AMK 213 CARBANILIC ACID, o-(METHOXYMETHYL)-, 2-(1-PYRROLIDINYL)ETHYL ESTER, OXALATE (1:1 Carbanilic acid, o-(methoxymethyl)-, 2-(1-pyrrolidinyl)ethyl ester, oxalate (1:1) o-(Methoxymethyl)carbanilic acid 2-(1-pyrrolidinyl)ethyl ester oxalate (1:1)