Using Brc1cnc2[nH]ccc2c1, COc1cc(B(O)O)cc(OC)c1OC to produce COc1cc(-c2cnc3[nH]ccc3c2)cc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.