SMILES: CC1=CC[C@@H](OC1=O)[C@@H](C)[C@H]2CC[C@@]3([C@@]2(CCC4=C3CC[C@@H]5C(=C4)C=CC(=O)OC5(C)C)C)C
Description: The molecule is a tetracyclic triterpenoid isolated from Schisandra and Kadsura longipedunculata. It has been shown to exhibit inhibitory activity against HIV protease. It has a role as a metabolite and a HIV protease inhibitor. It is a tetracyclic triterpenoid and a delta-lactone.