Using O=C(C=Cc1ccccc1)OC(COc1ccc([N+](=O)[O-])cc1)COc1ccc([N+](=O)[O-])cc1 to produce Nc1ccc(OCC(COc2ccc(N)cc2)OC(=O)C=Cc2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.