N-[(5S,9S,10S,13S)-9-hydroxy-5,10-bis(2-methylpropyl)-4,7,12,16-tetraoxo-3,6,11,17-tetraazabicyclo[17.3.1]tricosa-1(23),19,21-trien-13-yl]-3-(naphthalen-1-yl)-2-(naphthalen-1-ylmethyl)propanamide

P11838 — Endothiapepsin