达沙替尼二聚杂质

1-(4-异丙基-1-哌嗪基)乙酮

1-[2-(2,4-dichlorophenyl)ethyl]piperazine

3-nitro-6-piperazin-1-ylpyridin-2-amine

1-[(3,4-二甲氧基苯基)磺酰基]哌嗪