Using O=Cc1ccc(OCCN2CCOCC2)c([N+](=O)[O-])c1, COC(OC)OC to produce COC(OC)c1ccc(OCCN2CCOCC2)c([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.