SMILES: C[C@@H]1CC[C@@H]2[C@@H]1C[C@@]3([C@@H]4C[C@]2([C@]3(C(=C4)C(C)C)C(=O)[O-])C=O)CO[C@H]5[C@H]([C@@H]([C@@H]([C@H](O5)C)O)O)O
Description: The molecule is a 3-oxo monocarboxylic acid anion that is the conjugate base of 4'-O-demethylsordarin, arising from deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a 4'-O-demethylsordarin.