(5S)-5,6-Dihydro-5-(1-methylethyl)-2-(2,3,4,5,6-pentafluorophenyl)-8H-1,2,4-triazolo[3,4-c][1,4]oxazinium tetrafluoroborate

(5S)-5,6-Dihydro-5-(1-methylethyl)-2-(2,3,4,5,6-pentafluorophenyl)-8H-1,2,4-triazolo[3,4-c][1,4]oxazinium tetrafluoroborate