81801-25-4 3a-hydroperoxy-6,9a-dimethyl-2-oxo-2,3a,4,5,5a,6,7,8,9,9a-decahydronaphtho[2,1-b]furan-6-carboxylic acid 34247-31-9 (3s,8s,9s,10r,13r,14s,17r)-5-hydroperoxy-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-1,2,3,4,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-ol