PD-1/PD-L1-IN-23

PD-1/PD-L1-IN-23 is a potent, orally active ester prodrug of L7, a benzooxadiazole derivative, that functions as an inhibitor of PD-1/PD-L1. It has undergone biological evaluation for its inhibitory effects on PD-L1, showing significant antitumor effects in both syngeneic tumor models and PD-L1 humanized mice.