Using O=[N+]([O-])c1c[nH]c2cccnc12, COc1ncnc(CCl)c1C to produce COc1ncnc(Cn2cc([N+](=O)[O-])c3ncccc32)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.