Using OB(O)c1ccc(OC2CCCCC2)cc1, Cc1cnc(N)c(Br)n1 to produce Cc1cnc(N)c(-c2ccc(OC3CCCCC3)cc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.