Using O=C(CBr)c1ccc([N+](=O)[O-])cc1, CCOC(=O)CC(=N)N to produce CCOC(=O)c1cc(-c2ccc([N+](=O)[O-])cc2)[nH]c1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.