Using Cc1ccc(Br)cc1[N+](=O)[O-], Nc1ccc(Sc2ccccc2)c2c1C(=O)c1ccccc1C2=O to produce Cc1ccc(Nc2ccc(Sc3ccccc3)c3c2C(=O)c2ccccc2C3=O)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.