Demethoxycurcumin is found in Curcuma zedoaria and Etlingera elatior. It has a role as a metabolite an antineoplastic agent and an anti-inflammatory agent.

1-[4-(2,3-dihydro-1,4-benzodioxine-6-sulfonyl)piperazin-1-yl]-2-(6-methyl-1-benzofuran-3-yl)ethan-1-one is a compound used as a molecular building block.

Cyclo(L-Pro-L-Val), a 2,5-diketopiperazine extracted from the fruits of Mycobacterium chiliolyticum AZ2 and Mycobacterium leprae, possesses anti-inflammatory activity and virulence activity against phytopathogenic microorganisms (e.g., R. fascians LMG 3605) and inhibits Gram-positive plant pathogens.