Using O=S(=O)(CCCI)N1CCCC1, CCOC(=O)c1ncc(Cc2ccc(F)cc2)cc1NC(=O)C(F)(F)F to produce CCOC(=O)c1ncc(Cc2ccc(F)cc2)cc1NCCCS(=O)(=O)N1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.