Using Brc1cnc2[nH]ccc2c1, COc1ccc(C(=O)Cl)cc1 to produce COc1ccc(C(=O)c2c[nH]c3ncc(Br)cc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.