Using NC(=O)CCl, Cc1ccc(S(=O)(=O)Nc2ccc(I)cn2)cc1 to produce Cc1ccc(S(=O)(=O)NC2C=CC(I)=CN2CC(N)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.