Isostearic acid (Isooctadecanoic acid) is an active ingredient in imiquimod formulations that promotes the entry of imiquimod or peripherally secreted cytokines into the brain, and can be used to induce psoriasis-like disease models.

Alpha-Solamarine (Solamarine) is a glycoside alkaloid isolated from Solanum nigrum.Alpha-Solamarine is inhibitory to Globodera pallid and may be used for plant defense.

A purine and a reaction intermediate in the metabolism of adenosine and in the formation of nucleic acids by the salvage pathway.