V116517 is a potent, orally active transient receptor potential vanilloid (TRPV1) antagonist. V116517 shows potent activity in inhibiting both capsaicin (CAP)- and acid (pH 5)-induced currents in rat DRG neurons expressing native TRPV (IC50=423.2 nM for CAP; IC50=180.3 nM for acid). V116517 can be used for the research of pain.

11(α)-Hydroxynepasaikosaponin k (compound HOSSc) is a saikosaponin that can be found in B. scorzonerifolium Willd.

[D-Ala2,Met5]- β-Casomorphin (1-5), bovine