Alisol C 23-acetate is a natural product isolated from Alisma orientale, can significantly and strongly inhibit DTH response after oral administration,has antibacterial activity.

GCN2iB is an ATP-competitive inhibitor of general control nonderepressible 2 (GCN2) with an IC50 of 2.4 nM.

Difopein (TFA), a specific and competitive inhibitor of 14-3-3 protein (a highly conserved eukaryotic regulatory molecule), blocking the ability of 14-3-3 to bind to target proteins and inhibits 14-3-3/Ligand interactions. Difopein (TFA) leads to induction of apoptosis and enhances the ability of cisplatin to kill cells.