SMILES: C[C@@]12[C@H]3CC[C@@H]([C@@]1(C(=O)OC2=O)C)O3
Description: The molecule is a monoterpenoid with an epoxy-bridged cyclic dicarboxylic anhydride structure secreted by many species of blister beetle, and most notably by the Spanish fly, Lytta vesicatoria. Natural toxin inhibitor of protein phosphatases 1 and 2A. It has a role as an EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor and a herbicide. It is a monoterpenoid and a cyclic dicarboxylic anhydride.