Using CC(=O)OC1CC(N2Cc3c(cccc3[N+](=O)[O-])C2=O)C(=O)NC1=O to produce CC(=O)OC1CC(N2Cc3c(N)cccc3C2=O)C(=O)NC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.