Using Cc1cc(N)ncc1Oc1ccnc(-c2cnn(C)c2)c1, BrCBr to produce Cc1cc(Br)ncc1Oc1ccnc(-c2cnn(C)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.