Formononetin is a phytoestrogen from the root of Astragalus membranaceus and an O-methylated isoflavone.

N-desmethylmirtazapine is a metabolite of mirtazapine. N-desmethylmirtazapine is also commonly used as an anxiolytic, hypnotic, antiemetic, and appetite stimulant.

Calcitonin (rat) is a polypeptide that can be found by peptide screening. Peptide screening is a research tool that pools active peptides primarily by immunoassay. Peptide screening can be used for protein interaction, functional analysis, epitope screening, especially in the field of agent research and development.