SMILES: C/C(=C\\C=C\\C(=C\\C(=O)[O-])\\C)/C=C/C1=C(C(CCC1(C)C)O)CO
Description: The molecule is a retinoid anion that is the conjugate base of all-trans-4,18-dihydroxyretinoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a retinoid anion and a hydroxy monocarboxylic acid anion. It is a conjugate base of an all-trans-4,18-dihydroxyretinoic acid.