Using Clc1c2ccccc2nc2ccccc12, CN1CCN(c2ccc(N)cc2)CC1 to produce CN1CCN(c2ccc(Nc3c4ccccc4nc4ccccc34)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.