SMILES: CC1=C(CC[C@]2([C@H]1CCC3=CC(=C(C=C32)OC)C(C)C)C)C(=O)O
Description: The molecule is a tricyclic diterpenoid having formula C21H28O2, originally isolated from the roots of Tripterygium wilfordii. It has a role as a plant metabolite. It is a tricyclic diterpenoid, an aromatic ether and an alpha,beta-unsaturated monocarboxylic acid.