4,5,6,7-Tetrafluoro-2,1,3-benzoselenadiazole;4,5,6,7-tetrafluoropiaselenole;19227-22-6;4,5,6,7-Tetrafluoro-2,1,3-benzoselenadiazole;4,5,6,7-Tetrafluorobenzo-2,1,3-selenazole
4,5,6,7-Tetrafluoro-2,1,3-benzoselenadiazole