Using O=C(O)[C@H]1c2ccc([N+](=O)[O-])cc2C(=O)N(CCCBr)[C@H]1c1ccccc1 to produce O=C1c2ccccc2-c2c1c1ccc([N+](=O)[O-])cc1c(=O)n2CCCBr, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.