Using O=C1c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2OC12CC2 to produce Nc1cc(N)c2c(c1)C(=O)C1(CC1)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.