105535-72-6 1,3-Dioxolane-4-carboxylic acid, 2,2-dimethyl-,3-ethenyldodecahydro-5,10,10b-trihydroxy-3,4a,7,7,10a-pentamethyl-1-oxo-1H-naphtho[2,1-b]pyran-6-yl ester 143371-41-9 (2R,4R,8R,10S)-4,10-dihydroxy-2,8-dimethyl-2,3,4,9,10,12-hexahydropyrimido[1,2-a]pyrrolo[2,1-f]purin-6(8H)-one