Using CCC1(N)COC1, CN1C(=O)CCc2cc(-c3cncc(CCl)c3)ccc21 to produce CCC1(NCc2cncc(-c3ccc4c(c3)CCC(=O)N4C)c2)COC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.