Using COC(=O)C1(N)CCCCC1, O=C(O)c1ccc(CCl)cc1 to produce COC(=O)C1(NC(=O)c2ccc(CCl)cc2)CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.