CCC(O)=C1C2C34OC5(C)OC3(C(OC(C)=O)C(OC(C)=O)C2(C)C(OC(C)=O)C2=COC=C2)C2(COC(C)=O)C(CC(=O)OC)C3(C)CC2(O5)C(O)(C3OC(C)=O)C4OC1=O