Using CC(C)(C)OC(=O)N[C@H]1CC[C@H](C(=O)Nc2cc(Oc3ccc(C#N)cc3)cc(Oc3ccc([N+](=O)[O-])c(N)c3)c2)CC1 to produce CC(C)(C)OC(=O)N[C@H]1CC[C@H](C(=O)Nc2cc(Oc3ccc(C#N)cc3)cc(Oc3ccc(N)c(N)c3)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.