Using COCc1c(C(=O)OCCN2CCOCC2)ncc2[nH]c3ccccc3c12, O=[N+]([O-])c1cc(CCl)cc([N+](=O)[O-])c1 to produce COCc1c(C(=O)OCCN2CCOCC2)ncc2c1c1ccccc1n2Cc1cc([N+](=O)[O-])cc([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.