Using COC(=O)c1cc(NC(=O)OCCSc2ccc(C(F)(F)F)cc2)cn1C to produce Cn1cc(NC(=O)OCCSc2ccc(C(F)(F)F)cc2)cc1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.