SMILES: C1=C(C=C(C(=CC1=O)[O-])[O-])C(=O)O
Description: The molecule is dianion of stipitatic acid arising from deprotonation of the carboxylic acid and 6-hydroxy groups. It is a 5-oxo monocarboxylic acid anion and a hydroxy monocarboxylic acid anion. It is a conjugate base of a stipitatic acid and a stipitatate(1-).