1,3,4,6,8,13-Hexahydroxy-10,11-dimethylphenanthro [1,10,9,8-opqra]perylene-7,14-dione P-conformer Cyclo-Werol Cyclosan Hypericin Hypericum red NSC407313 Phenanthro[1,10,9,8-opqra]perylene-7,14-dione,1,3,4,6,8,13-hexahydroxy-10,11-dimethyl-, stereoisomer