O1C(CC(C)C12OC(CCC2C)C3(C)CCC4(OC(CC(OC5CCC(OC)C(C)O5)C4C)C(C)C=C(C)C(=O)C(C)CC(C)C(=O)O)O3)C6OC(O)(CO)C(C)CC6C