Using c1cn[nH]c1, O=C(NCCc1c[nH]c2ccc(Cl)cc12)c1ccccc1I to produce O=C(NCCc1c[nH]c2ccc(Cl)cc12)c1ccccc1-n1cccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.