Diethyl formaminomalonate, 2-formylamino-malonic acid diethyl ester, formamidomalonic acid diethyl ester, Propanedioic acid, (formylamino)-, diethyl ester, diethyl N-formyl-aminomalonate, diethyl formamidomalonate, diethyl 2-carbonylaminopropane-1,3-dioate, ethyl formamidomalonate, Diethyl 2-formamidomalonate, diethyl 2-formylaminomalonate