Using CCCBr, COc1ccc(-c2n[nH]c3c(Cl)cccc23)cc1Cl to produce CCCn1nc(-c2ccc(OC)c(Cl)c2)c2cccc(Cl)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.