131374-20-4 2,5-Cyclohexadiene-1,4-dione, 2-(acetyloxy)-3-[(decahydro-1,2,4a-trimethyl-5-methylene-1-naphthalenyl)methyl]-5-methoxy-, [1R-(1.alpha.,2.beta.4a.beta.,8a.alpha.)]- 2,5-Cyclohexadiene-1,4-dione, 2-(acetyloxy)-3-[[(1R,2S,4aS,8aS)-decahydro-1,2,4a-trimethyl-5-methylene-1-naphthalenyl]methyl]-5-methoxy- AIDS-001906 AIDS001906 Illimaquinone 6'-acetate