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