Using Cn1c(=O)oc2ccc(B3OC(C)(C)C(C)(C)O3)cc21, Brc1cnccc1C1CCO1 to produce Cn1c(=O)oc2ccc(-c3cnccc3C3CCO3)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.