Using C=C(C)c1cc(Oc2ccc(NC(=O)[C@@H](CC)N(C(=O)[O-])C(C)(C)C)cn2)ccc1C#N to produce CC[C@@H](NC(=O)OC(C)(C)C)C(=O)Nc1ccc(Oc2ccc(C#N)c(C(C)C)c2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.