Using CCOC(=O)Cl, Cn1cnc(-c2ccc(Cl)cc2)c1-c1ccc(Cl)cc1Cl to produce CCOC(=O)c1nc(-c2ccc(Cl)cc2)c(-c2ccc(Cl)cc2Cl)n1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.