The molecule is an azetidinecarboxylic acid that is the parent of the class of mugineic acids. It is a conjugate acid of a mugineate(2-) and a mugineate(1-).
(2S)-1-[(2S,3S)-3-carboxy-3-[[(3S)-3-carboxy-3-hydroxypropyl]amino]-2-hydroxypropyl]azetidine-2-carboxylic acid