95258-20-1 AIDS-026363 AIDS026363 Picras-3-en-21-oic acid, 13,20-epoxy-3-(.beta.-D-glucopyranosyloxy)-1,11,12-trihydroxy-15-[(3-methyl-1-oxy-2-butenyl)oxy]-16-oxo-, methyl ester, (1.beta.,11.beta.,12.alpha.,15.beta.)- Yadanzioside E