Using Cc1ncc([N+](=O)[O-])n1CCCl, O=C1NC(=O)c2c1cccc2[N+](=O)[O-] to produce Cc1ncc([N+](=O)[O-])n1CCN1C(=O)c2cccc([N+](=O)[O-])c2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.