Using CCNS(=O)(=O)Cc1ccc(C(F)(F)F)cc1, CCOC(=O)C(=O)OCC to produce CCN1C(=O)C(O)=C(c2ccc(C(F)(F)F)cc2)S1(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.