Using Fc1cccnc1[C@H]1CC[C@H](c2nnc3n2-c2ccc(Cl)cc2CNC3)CC1, O=S(=O)(OCC(F)F)C(F)(F)F to produce Fc1cccnc1[C@H]1CC[C@H](c2nnc3n2-c2ccc(Cl)cc2CN(CC(F)F)C3)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.