2-Heptanol is one of chemical constituents identified in the essential oil of rhizome of Curcuma angustifolia and Curcuma zedoaria. Rhizome essential oil exhibited good antimicrobial and antioxidant activity.

Lucidenic lactone is a terpene compound, is a DNA polymerase inhibitor. Lucidenic lactone inhibits calf DNA polymerase-α, rat DNA polymerase-β, and HIV-1 reverse transcriptase with IC50 values of 42 μM, 99 μM, and 69 μM, respectively.

Apostatin-1 is a novel TRADD inhibitor. Apostatin-1 can bind to a pocket on the N-terminal TRAF2 binding domain of TRADD.