Using O=[N+]([O-])c1ccc(CBr)cc1, COC(C)C1CCCN1C(=O)OC(C)(C)C to produce COC(C)C1CCCN1Cc1ccc([N+](=O)[O-])cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.