Using COC(=O)c1sc(C(=O)O)cc1C, NCc1ccc(F)c(O)c1 to produce COC(=O)c1sc(C(=O)NCc2ccc(F)c(O)c2)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.