Using O=[N+]([O-])c1cnc2[nH]nc(I)c2c1, COc1ccc(CCl)cc1 to produce COc1ccc(Cn2nc(I)c3cc([N+](=O)[O-])cnc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.