2-trifluoromethyl-3,4,5,6-tetrafluoropyridine

五氟吡啶

1,1,1-trifluoro-N-(trifluoromethyl)methanamine

2,2,3,3,4,4,5,5-octafluoro-1-(pentafluoroethyl)-Pyrrolidine

1-butyl-2-methylpyridin-1-ium,bromide