Using Cc1cccc(Oc2nc(Br)cs2)n1, CC(C)OB1OC(C)(C)C(C)(C)O1 to produce Cc1cccc(Oc2nc(B3OC(C)(C)C(C)(C)O3)cs2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.