Using O=C(Cl)c1ccccc1, Cc1cc(CCN2CCN(c3nsc4ccccc34)CC2)ccc1N to produce Cc1cc(CCN2CCN(c3nsc4ccccc34)CC2)ccc1NC(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.