Using CC(C)(C)OC(=O)N1CCO[C@@H](c2ccc(N=C(c3ccccc3)c3ccccc3)cc2)C1 to produce CC(C)(C)OC(=O)N1CCO[C@@H](c2ccc(N)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.