Using CC(=O)Oc1ccc(C(C)ON2C(C)(C)CC3(CC2(C)C)OCC(C)(C)CO3)cc1 to produce CC(ON1C(C)(C)CC2(CC1(C)C)OCC(C)(C)CO2)c1ccc(O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.