Using O=C(OCc1ccccc1)[C@@H](CO)N(Cc1ccccc1)Cc1ccccc1, O=C(O)C(F)(F)S(=O)(=O)F to produce O=C(OCc1ccccc1)[C@@H](COC(F)F)N(Cc1ccccc1)Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.