Using Cc1nc(-c2cn3c(n2)-c2cnc(O)cc2OCC3)n(C(C)C)n1, NC(=O)[C@@H]1CC(F)(F)CN1 to produce Cc1nc(-c2cn3c(n2)-c2cnc(N4CC(F)(F)C[C@H]4C(N)=O)cc2OCC3)n(C(C)C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.