Using COc1ccccc1N1CCNCC1, NC(=O)c1cc2cccc(OCC(O)CCl)c2o1 to produce COc1ccccc1N1CCN(CC(O)COc2cccc3cc(C(N)=O)oc23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.