(2S,6aS,6bR,7S,8aS,8bS,10R,11aR,12aS,12bS)-(S)-1-((ethoxycarbonyl)oxy)ethyl2,6b-difluoro-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-2,4,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-1H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxole-8b-carboxylate;Itrocinonide