[(2E,4E)-Octadienoyl]-N-isobutylamide (compound 2) is an isobutylamide that can be isolated from pepper seeds.

2',4'-Dihydroxydihydrochalcone has cytotoxic, and anti-inflammatory activities.

Helodormin is a VIP-secretin-like peptide isolated from the venom of the Mexican monster lizard (Heloderma suspectum). Helodormin affects a variety of cellular functions by modulating intracellular signaling through activation of adenylate cyclase. Helodormin can be used to study the evolution and function of the secretin and VIP peptide families.