Using CS(=O)(=O)Nc1ccc(CN)cc1F, COCCOc1cc(OCC(=O)O)ccc1C(C)(C)C to produce COCCOc1cc(OCC(=O)NCc2ccc(NS(C)(=O)=O)c(F)c2)ccc1C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.