Using COC(=O)c1cc(OCC(=O)N2CCC(F)(F)C2)c2ccc(C)cc2n1 to produce Cc1ccc2c(OCC(=O)N3CCC(F)(F)C3)cc(C(=O)O)nc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.