Inhibits maize HDACs: HD2, HD-1B, and HD-1A (IC50s = 7.5-16 nM) and reduces TNFα, IL-1α, and IL-1β production (IC50s = 10-22 nM); inhibits activity of cells expressing JAK2V617F (IC50s = 1-10 nM), which are implicated in the pathophysiology of many myeloproliferative diseases.