Using COC(=O)c1sc(C(=O)NCc2cccc3c2CC(=O)N3)cc1C(F)(F)F to produce O=C1Cc2c(CNC(=O)c3cc(C(F)(F)F)c(C(=O)O)s3)cccc2N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.