SMILES: CC1=C(CC[C@]2([C@H]1CCC3=C(C(=CC(=C32)O)C(C)C)OC)C)C(=O)O
Description: The molecule is an abietane diterpenoid with formula C21H28O4, originally isolated from Tripterygium wilfordii. It has a role as a plant metabolite. It is an alpha,beta-unsaturated monocarboxylic acid, an abietane diterpenoid, a carbotricyclic compound, a tricyclic diterpenoid, a member of phenols and a monomethoxybenzene.