Using O=C(CCl)Nc1cccc(-c2cnc3ccccc3n2)c1, C1CCNCC1 to produce O=C(CN1CCCCC1)Nc1cccc(-c2cnc3ccccc3n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.