Using O=C(N1CC(CCl)c2c1cc([N+](=O)[O-])c1ccccc21)C(F)(F)F to produce Nc1cc2c(c3ccccc13)C(CCl)CN2C(=O)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.