Using O=C1CCCC=C1Br, COc1cc(C=NO)ccc1[N+](=O)[O-] to produce COc1cc(-c2noc3c2CCCC3=O)ccc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.