Trichloroethoxy

[2aR-[2aα,4β,4aβ,6β,9α(αR*,βS*),11α,12α,12aα,12bα]]-β-(BenzoylaMino)-α-[[(2,2,2-trichloroethoxy)carbonyl]oxy]-benzenepropanoic Acid 6,12b-Bis(acety