ACTH (7-38) (human) is the 7-38 fragment of human ACTH (1-39). human ACTH (1-39), known as a corticotropin inhibitory peptide (CIP), is an antagonist of the ACTH receptor and has no any corticosteroid activity.

Dichotomine H is a P-carboline alkaloid that can be extracted from Stellaria dichotoma L. Dichotomine H has good antiallergic activity.

Thailanstatin A is an ultra-potent inhibitor of eukaryotic RNA splicing ( IC 50 =650 nM).