SMILES: C[C@H](CCC[C@H](C)C(=O)[O-])[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=CC(=O)CC[C@]34C)C
Description: The molecule is a steroid acid anion that is the conjugate base of (25S)-Delta(4)-dafachronic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a (25S)-Delta(4)-dafachronic acid.