Using CC(=CCBr)C[N+](=O)[O-], CCOC(=O)CC(=O)OCC to produce CCOC(=O)C(CC=C(C)C[N+](=O)[O-])C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.