4,4,5,5-tetramethyl-2-m-tolyl-1,2,3-dioxaborolane deriv AIDS-113288 AIDS113288 Benzoic acid, 3,3'-[4-(3.beta.,5.alpha.)-cholestan-3-yl-1-butenylidene]bis[5-chloro-6-[3-dihydroxyborylbenzyloxy]-