Using C=CCBr, COC1=NC(c2cccc([N+](=O)[O-])c2)C(C(=O)OC(C)C)=C(C)N1 to produce C=CCN1C(OC)=NC(c2cccc([N+](=O)[O-])c2)=C(C(=O)OC(C)C)C1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.