LDC000067 is a highly specific and selective CDK9 inhibitor with an IC50 value of 44±10 nM.

6''-O-acetylsaikosaponin A is an acetyl saikosaponin isolated from the roots of Bupleurum chinense. Itshows some osteoclast-inhibiting activities.

4-methylcatechol is a metabolite of homoprotocatechuic acid. It is both a substrate and a suicide inhibitor of Catechol 23-dioxygenase. 4-methylcatechol is known to induce the production of brain-derived neurotrophic factor (BDNF). Recent studies have suggested that a lack of brain-derived neurotrophic factor (BDNF) in the limbic system may cause neuropathic pain.