Using CS(N)(=O)=O, O=C(O)c1cc(C2CC2)c(OCC2CN(C(=O)c3ccccc3)C2)cc1F to produce CS(=O)(=O)NC(=O)c1cc(C2CC2)c(OCC2CN(C(=O)c3ccccc3)C2)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.