Using COC(=O)C[C@H]1Cc2ccc(OCCCNc3ccccn3)cc2CN(CC(F)(F)F)C1=O to produce O=C(O)C[C@H]1Cc2ccc(OCCCNc3ccccn3)cc2CN(CC(F)(F)F)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.