12-O-Decanoyl-13-O-(2-methylbutyryl)phorbo 20-acetate AIDS-159669 AIDS159669 Decanoic acid, (1aR,1bS,4aR,7aS,7bS,8R,9R,9aS)-3-[(acetyloxy)methyl]-1a,1b,4,4a,5,7a,7b,8,9,9a-decahydro-4a,7b-dihydroxy-1,1,6,8-tetramethyl-9a-(2-methyl-1-oxobutoxy)-5-oxo-1H-cyclopropa[3,4]benz[1,2-e]azulen-9-yl ester