Using C[C@H](NC(=O)OC(C)(C)C)c1cccc(N2CCN(c3ccccn3)CC2)c1 to produce C[C@H](N)c1cccc(N2CCN(c3ccccn3)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.