Using O=C(Oc1ccccc1)c1ccccc1Oc1ccc([N+](=O)[O-])cc1 to produce Nc1ccc(Oc2ccccc2C(=O)Oc2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.