5-氨基-1-[(2-氟苯基)甲基]-1H-吡唑-3-羧酸乙酯

Ethyl 1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxylate

2-氟吡啶

3-(三氟甲基)-1H-吡咯3,4-b吡啶

2,2,2-trifluoro-1-(2-fluoropyridin-3-yl)ethanone