2,3,5,6-四氟-4-甲氧基吡啶

4-(二甲氨基)-2,3,5,6-四氟吡啶

2,3,4,5-tetrachloro-2,3,4,5,6-pentafluoropyridine

2,3,5,6-四氟吡啶

2,3,4,5-四氟吡啶