Using OB(Oc1cccc2ccccc12)c1ccccc1, CCn1c(Br)nc(Br)c1Br to produce CCn1c(-c2cccc3ccccc23)nc(Br)c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.