57228-42-9 CARBAMIC ACID, (1-((4-(2-(DIETHYLAMINO)ETHOXY)PHENYL)METHYL)-2-(DIPROPYLAMINO)-2 CR 830 Carbamic acid, (1-((4-(2-diethylamino)ethoxy)phenyl)methyl)-2-(dipropylamino)-2-oxoethyl)-, benzyl ester, oxalate, (S)- O-(2-Diethylaminoethyl)-N-carbobenzoxy-L-tyrosyl-di-n-propylamide oxalate