Using O=C(Oc1ccccc1)c1cc([N+](=O)[O-])cc(C(=O)Oc2ccccc2)c1C(=O)Oc1ccccc1 to produce Nc1cc(C(=O)Oc2ccccc2)c(C(=O)Oc2ccccc2)c(C(=O)Oc2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.