SMILES: CC1=CC[C@@H](OC1=O)[C@@H](C)C2CC[C@@]3([C@@]2(CCC4=C3CC[C@H]([C@@]4(CCC(=O)OC)COC(=O)C)C(C)(C)O)C)C
Description: The molecule is a tricyclic triterpenoid that is 3,4-seco-lanosta-8,24-diene-26,22-olide 3-methylester substituted by an acetoxy group at position 19 and a hydroxy group at position 4. It is isolated from the fruiting bodies of the Vietnamese mushroom Ganoderma colossum and displays inhibitory activity towards the enzyme HIV protease. It has a role as a HIV protease inhibitor and a fungal metabolite. It is an acetate ester, a tertiary alcohol, a tricyclic triterpenoid, a delta-lactone and a methyl ester.