Danshenol B
Danshenol B is a diterpenoid. Danshenol B has strong aldose reductase (AR) inhibitory activity with IC50 value of 0.042μM. Danshenol B can be used for the research of diabetic related complication resulted by metabolic abnormality, such as cataracts, retinopathy, neuropathy, and nephropathy[1].