Using O=C1CCC(=O)N1Cl, CC(=O)NCCCc1c(Cl)ccc2c1CCO2 to produce CC(=O)NCCCc1c(Cl)cc(Cl)c2c1CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.