| Member | Definition | Role |
|---|
| aldactazide | | ethanethioic acid S-(10,13-dimethyl-3,5'-dioxo-7-spiro[2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthrene-17,2'-oxolane]yl) ester |
| arenobufagin | | Arenobufagin |
| bufogenin | A steroid lactone of Chan su (toad venom), a Chinese medicine obtained from the skin venom gland of toads. A specific Na/K-ATPase protein inhibitor, it is used as a cardiotonic and central nervous system (CNS) respiratory agent, an analgesic and anesthetic, and as a remedy for ulcers. | bufogenin |
| bufotalin | | Bufotalin |
| canrenone | | canrenone |
| cinobufagin | | Cinobufagin |
| convallatoxin | A cardenolide glycoside that consists of strophanthidin having a 6-deoxy-alpha-L-mannopyranosyl (L-rhamnosyl) group attached at position 3. | convallatoxin |
| cyasterone | | cyasterone |
| drospirenone | | drospirenone |
| Gamabufogenin | | Gamabufogenin |
| helveticoside | A cardenolide glycoside that consists of strophanthidin having a digitoxosyl group attached at position 3. | helveticoside |
| meproscillarin | | meproscillarin |
| Obacunoic acid | | Obacunoic acid |
| rutaevin | | Rutaevin |
| sc 26304 | | Dicirenone |
| spironolactone | A steroid lactone that is 17alpha-pregn-4-ene-21,17-carbolactone substituted by an oxo group at position 3 and an alpha-acetylsulfanyl group at position 7. | spironolactone |
| telocinobufagin | | Telocinobufagin |
| testololactone | | testololactone |
| tetrahydroaldosterone | | Tetrahydroaldosterone |