Using COCC(NS(=O)(=O)c1ccccc1[N+](=O)[O-])C(=O)NC(Cc1ccc2ccccc2c1)C(=O)OC, BrCCBr to produce COCC1C(=O)N(C(Cc2ccc3ccccc3c2)C(=O)OC)CCN1S(=O)(=O)c1ccccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.