Using O=C(c1ccc(Cl)nc1)N1Cc2cccn2Cc2ccccc21, CN(C)CCN to produce CN(C)CCNc1ccc(C(=O)N2Cc3cccn3Cc3ccccc32)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.