[1,4′-Bipiperidine]-2-carboxylic acid, 1′-[(2R)-3-[4-amino-3-chloro-5-(trifluoromethyl)phenyl]-1-oxo-2-[[[4-(1,2, 4,5-tetrahydro-2-oxo-3H-1,3-benzodiazepin-3-yl)-1-piperidinyl]carbonyl] oxy]propyl]