Using O=c1[nH]c2ncccc2c2cc(NCc3ccccc3[N+](=O)[O-])ccc12 to produce Nc1ccccc1CNc1ccc2c(=O)[nH]c3ncccc3c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.