Using BrCCOc1cccc(-c2noc3ccsc23)c1, COc1cccc(CN)c1 to produce COc1cccc(CNCCOc2cccc(-c3noc4ccsc34)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.