Using CN(C)C=O, CC(C)c1n[nH]c(C(=O)O)c1[N+](=O)[O-] to produce CC(C)c1n[nH]c(C(N)=O)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.