Using O=[N+]([O-])c1cccc(-c2csc(C3CCOCC3)n2)c1, BrBr to produce O=[N+]([O-])c1cccc(-c2nc(C3CCOCC3)sc2Br)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.