Demethoxypiplartine is an amide alkaloids which can be isolated from Piper flaviflorum and Piper sarmentosum. Demethoxypiplartine has antifungal activity against Cryptococcus neoformans with the IC50 of 18.1 μg/mL.

Sesame Oil can be used as an excipient, such as Oil-soluble substance carrier, solvent, etc. Pharmaceutical excipients, or pharmaceutical auxiliaries, refer to other chemical substances used in the pharmaceutical process other than pharmaceutical ingredients.

Riligustilide is a natural product for research related to life sciences.