The molecule is a dicarboxylic acid anion obtained by deprotonation of both carboxy groups of gibberellin A53. It is a dicarboxylic acid dianion and a gibberellin carboxylic acid anion. It is a conjugate base of a gibberellin A53.
(1S,2S,3S,4R,8S,9S,12S)-12-hydroxy-4,8-dimethyl-13-methylidenetetracyclo[10.2.1.01,9.03,8]pentadecane-2,4-dicarboxylate