[H]\C(C)=C(\[H])/C(/[H])=C(\[H])C1=NC(O)=C2C(O)=C3C(CC[C@@]33C(O)=C4C(=C3O)C(=O)C3=C(C(=O)C=C(OC)C3=O)C4=O)=CC2=C1