1,2-Dipalmitoyloxypropyl-3-(2'-hydroxypropyl-3'-(1'',2''-dipalmitoylglycerol))biphosphonate 119206-59-6 Dphpdpg Hexadecanoic acid, 5,7,10-trihydroxy-4,9-dioxa-5,10-diphosphatridecane-1,2,12,13-tetrayl ester, P,P'-dioxide