%0 Journal Article %T Carbonyl groups as molecular valves to regulate chloride binding to squaramides. %A Ramalingam, Vijayakumar %A Domaradzki, Maciej E %A Jang, Seogjoo %A Muthyala, Rajeev S %J Organic Letters %V 10 %N 15 %P 3315-8 %@ 1523-7060 %D 2008-08-19 %~ DeepDyve