31218-22-1 7H-6a,13-Epoxy-7,9-methano(1,3)dioxolo(4,5-e)indeno(5,6-f)(2)benzopyran-16-acetic acid, 11-(acetyloxy)-10-(((2,3-dimethyloxiranyl)carbonyl)oxy)-4-(3-furanyl)dodecahydro-7a,10a-dihydroxy-4a,7,9,13-tetramethyl-6-(2-methyl-1-oxobutoxy)-2-oxo-, methyl ester, (4S-(4alpha,4aalpha,6alpha(S*),6aalpha,7beta,7aalpha,9beta,10beta(2S*,3S*),10aalpha,11alpha,11abeta*,13alpha,14aR*,16R*))- Methyl (4S-(4alpha,4aalpha,6alpha(S*),6aalpha,7beta,7aalpha,9beta,10beta(2S*,3S*),10aalpha,11alpha,11abeta*,13alpha,14aR*,16R*))-11-(acetyloxy)-10-(((2,3-dimethyloxiranyl)carbonyl)oxy)-4-(3-furanyl)dodecahydro-7a,10a-dihydroxy-4a,7,9,13-tetramethyl-6-(2-methyl-1-oxobutoxy)-2-oxo-7H-6a,13-epoxy-7,9-methano(1,3)dioxolo(4,5-e)indeno(5,6-f)(2)benzopyran-16-acetate Methyl 11-(acetyloxy)-10-(((2,3-dimethyloxiranyl)carbonyl)oxy)-4-(3-furanyl)dodecahydro-7a,10a-dihydroxy-4a,7,9,13-tetramethyl-6-(2-methyl-1-oxobutoxy)-2-oxo-7H-6a,13-epoxy-7,9-methano(1,3)dioxolo(4,5-e)indeno(5,6-f)(2)benzopyran-16-acetate (4S-(4alpha,4aalpha,6alpha(S*),6aalpha,7beta,7aalpha,9beta,10beta(2S*,3S*),10aalpha,11alpha,11abeta*,13alpha,14aR*,16R*))-