Using CCCCCCCCCCCCC(Oc1cccc([N+](=O)[O-])c1)C(=O)OCC to produce CCCCCCCCCCCCC(Oc1cccc(N)c1)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.