2-Acetyl-4-methylpyridine

2-乙酰基-4-甲基吡啶

2-Amino-5-bromo-4-methylpyrimidine

2-氨基-5-溴-4-甲基嘧啶

2-Chloro-6-methylpyridine-4-carbonyl chloride

2-氯-6-甲基吡啶-4-甲酰氯

2-Fluoro-6-iodotoluene

2-氟-6-碘甲苯

2-Methylthiophene-3-carboxamide

2-甲基噻吩-3-甲酰胺

2,3′-Dibromo-4′-fluoroacetophenone

2,3′-二溴-4′-氟苯乙酮

2,4-Bis(trifluoromethyl)phenylboronic acid

2,4-双(三氟甲基)苯硼酸

2,5-Difluorobenzenesulfonamide

2,5-二氟苯磺酰胺

3-(3-Hydroxypropyl)-1H-indole

3-Amino-4-methoxy-1H-indazole

3-氨基-4-甲氧基-1H-吲唑