Cinnamtannin B2 (compound 12) is a cinnamon tannin isolated from Vaccinium vitis-idaea L.

Sappanone A is the first homoisoflavanone to be discovered with melanogenesis inhibitory activity. It exerts its anti-inflammatory effect by modulating the Nrf2 and NF-?oB pathways, and may be a valuable compound to prevent or treat inflammatory diseases.

The adamantane moiety is the structural backbone of numerous compounds and the physicochemical and biological properties of organic polyhedral compounds with practical application in the pharmaceutical industry.