Using COc1ccc(CNC(=O)CCl)cc1, O=C(CN1CCNCC1)c1ccccc1 to produce COc1ccc(CNC(=O)CN2CCN(CC(=O)c3ccccc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.