Using CN1CCN(C(=O)Cl)CC1, O=C1c2ccccc2C(O)N1c1ccc2ncccc2n1 to produce CN1CCN(C(=O)OC2c3ccccc3C(=O)N2c2ccc3ncccc3n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.