Using C[S+](C)CC[C@H](NC(=O)OC(C)(C)C)C(=O)N[C@H]1CC[C@H](Oc2cc(-n3c(C(F)F)nc4ccccc43)nc(N3CCOCC3)n2)CC1 to produce CC(C)(C)OC(=O)N[C@H]1CCN([C@H]2CC[C@H](Oc3cc(-n4c(C(F)F)nc5ccccc54)nc(N4CCOCC4)n3)CC2)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.