CCC(C)C1=C(O)[N+]2([O-])OC3CCC(CC3OC2(C(C)CC)C(=O)N1OC)C1C(OC(C)=O)C(OC(C)=O)C(C2CCC(O)CC2)C(OC(C)=O)C1OC(C)=O