Using OB(O)Oc1cccc(O)c1, Brc1cn(C(c2ccccc2)(c2ccccc2)c2ccccc2)cn1 to produce Oc1cccc(-c2cn(C(c3ccccc3)(c3ccccc3)c3ccccc3)cn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.