(5beta,7alpha,8alpha,9xi,10alpha,11beta,13alpha,14R)-7,14,20-trihydroxy-15-oxokauran-11-yl acetate 16,17-Dihydrorostronol F InChI=1/C22H34O6/c1-11-13-8-14(28-12(2)24)17-21(10-23)7-5-6-20(3,4)15(21)9-16(25)22(17,18(11)26)19(13)27/h11,13-17,19,23,25,27H,5-10H2,1-4H3/t11?,13-,14-,15+,16+,17?,19+,21-,22+/m0/s ergosta-7,22-diene-3,5,6,9-tetrol, (3beta,5alpha,6beta,14xi,22E)-