SMILES: C[C@]12CC[C@H]3[C@H]([C@@H]1C[C@H]([C@@H]2O)O[C@H]4[C@@H]([C@H]([C@@H]([C@H](O4)C(=O)O)O)O)O)CCC5=C3C=CC(=C5)O
Description: The molecule is a steroid glucosiduronic acid that is estriol in which the phenolic hydrogen has been replaced by a beta-D-glucuronyl residue. It has a role as a human urinary metabolite. It is a steroid glucosiduronic acid, a beta-D-glucosiduronic acid, a 3-hydroxy steroid, a member of phenols and a 17beta-hydroxy steroid. It derives from an estriol. It is a conjugate acid of an estriol 16-O-(beta-D-glucuronide)(1-).