Using COc1cc(B(O)O)cc(OC)c1OC, Brc1cnc2ncn(-c3ccc4[nH]ccc4c3)c2n1 to produce COc1cc(-c2cnc3ncn(-c4ccc5[nH]ccc5c4)c3n2)cc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.