Using CCOC(OCC)OCC, O=C(NCCCCCNc1c([N+](=O)[O-])cnc2ccccc12)c1ccccc1 to produce O=C(NCCCCCn1cnc2cnc3ccccc3c21)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.