1-Azetidinebutanoic acid, alpha-((3-amino-3-carboxypropyl)amino)-2-carboxy-, (2S-(1(alphaR*(R*)),2R*))- 34441-14-0 N-(N-(3-Amino-3-carboxypropyl)-3-amino-3-carboxypropyl)azetidine-2-carboxylic acid Nicotianamine