SMILES: C[C@@H]1C(=O)O[C@@H]2[C@]1([C@@]34C(=O)O[C@H]5C3([C@H]2O)C6([C@@H](C5)C(C)(C)C)[C@H](C(=O)O[C@H]6O4)O)O
Description: The molecule is a ginkgolide in which the pro-R hydrogens at positions 6, 12, and 17 of the 8-tert-butyl-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.0(1,11).0(3,7).0(7,11).0(13,17)]nonadecane-5,15,18-trione ginkgolide skeleton have been replaced by hydroxy groups. It has a role as a neuroprotective agent, a platelet-activating factor receptor antagonist and an antineoplastic agent. It is a diterpene lactone and a ginkgolide.