Using C[C@@H]1N[C@@H]([C@@H](OCc2ccccc2)[C@H](Cc2cc(F)cc(F)c2)N(Cc2ccccc2)Cc2ccccc2)CO[C@H]1OCC(C)(C)C to produce C[C@@H]1N[C@@H]([C@@H](O)[C@@H](N)Cc2cc(F)cc(F)c2)CO[C@H]1OCC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.