| Compound | Description |
|---|---|
| hydronium ion | |
| naringenin | a phytogenic antineoplastic agent; structure |
| s-adenosylmethionine | Physiologic methyl radical donor involved in enzymatic transmethylation reactions and present in all living organisms. It possesses anti-inflammatory activity and has been used in treatment of chronic liver disease. (From Merck, 11th ed) |