(5aS,10bR)-5a,10b-Dihydro-2-(2,4,6-trichlorophenyl)-4H,6H-Indeno[2,1b][1,2,4]triazolo[4,3-d][1,4]oxazinium tetrafluoroborate

(5aS,10bR)-5a,10b-Dihydro-2-(2,4,6-trichlorophenyl)-4H,6H-Indeno[2,1b][1,2,4]triazolo[4,3-d][1,4]oxazinium tetrafluoroborate