((((2,6-Diethylphenyl)carbamoyl)methyl)imino)diacetic acid 63245-28-3 EINECS 264-041-8 Etifenia [Spanish] Etifenin Etifenin [USAN:BAN:INN] Etifenine [INN-French] Etifenino [INN-Spanish] Etifeninum [INN-Latin] Etifeninum [Latin] Glycine, N-(carboxymethyl)-N-(2-((2,6-diethylphenyl)amino)-2-oxoethyl)-