Using O=C1c2ccc([N+](=O)[O-])cc2COc2cc(Nc3ccccc3[N+](=O)[O-])ccc21 to produce Nc1ccc2c(c1)COc1cc(Nc3ccccc3N)ccc1C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.