AP39 free base is a mitochondrial-targeted H(2)S donor that can improve the survival rate of porcine islets in culture. AP39 free base regulates mitophagy through the AMPK-ULK1-FUNDC1 pathway, inhibits cell pyroptosis, and improves doxorubicin-induced myocardial fibrosis.

PEN-221 is a Somatostatin receptor 2 (SSTR2)-targeting cytotoxic conjugate with an IC50 of 10 nM. PEN-221 is a conjugate consisting of microtubule-targeting agent DM1 linked to the C-terminal side chain of Tyr3-octreotate.

BRD7389 是 RSK 家族激酶的抑制剂，对 RSK1、RSK2 和 RSK3 的 IC50 值分别为 1.5 μM、2.4 μM 和 1.2 μM。