Ferric maltol is a ferric, non-salt-based oral iron formulation demonstrating improved tolerance in patients with previous intolerance to other iron formulations.

Methyl 3-bromo-4,5-dihydroxybenzoate is a marine derived natural products found in Rhodomela confervoides.

Retrorsine is a naturally occurring toxic pyrrolizidine alkaloid. Retrorsine can bind with DNA and inhibits the proliferative capacity of hepatocytes.