(S)-3-(methanesulfonyloxy)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one

(S)-benzyl (1-(methoxy(methyl)amino)-1,4-dioxo-4-(3-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)butan-2-yl)carbamate