| Member | Definition | Role |
|---|
| 6alpha-hydroxy-17beta-estradiol | A 4-hydroxy steroid that consists of 17beta-estradiol bearing an additional 6alpha-hydroxy substituent. | 6alpha-hydroxy-17beta-estradiol |
| androstane-3,6,17-triol | A 3beta sterol that is 5alpha-androstane which is substituted by beta-hydroxy groups at positions 3 and 17 and by an alpha-hydroxy group at position 6. | 5alpha-androstane-3beta,6alpha,17beta-triol |
| ginsenoside f1 | A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 6alpha, 12beta and 20 pro-S positions, in which the hydroxy group at position 20 has been converted to the corresponding beta-D-glucopyranoside, and in which a double bond has been introduced at the 24-25 position. | ginsenoside F1 |
| physalin g | A physalin with antimalarial activity isolated from Physalis angulata. | physalin G |
| protopanaxatriol | A tetracyclic triterpenoid sapogenin (isolated from ginseng and notoginseng) that is that is dammarane which is substituted by hydroxy groups at the 3beta, 6alpha, 12beta and 20 pro-S positions and in which a double bond has been introduced at the 24-25 position. | protopanaxatriol |