Using O=C(Cl)c1cccc([N+](=O)[O-])c1, NCc1cccnc1 to produce O=C(NCc1cccnc1)c1cccc([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.