Using CCOC(=O)OC1=C(c2c(C)cc(C)cc2C)C(=O)N(OCOC)C12CCN(OC)CC2 to produce CCOC(=O)OC1=C(c2c(C)cc(C)cc2C)C(=O)N(O)C12CCN(OC)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.