| 结构 | 编号 | 化学名称 | Cas号 | 
|---|---|---|---|
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KY103247 | 5-CYANOPYRIDINE-3-CARBOXYLIC ACID ETHYL ESTER | 90417-31-5 | 
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KY103248 | 2-CYANO-5-CARBOXAMIDOPYRIDINE | 14178-45-1 | 
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KY103249 | ethyl 2-(chloromethyl)-4-(2,4-dichlorophenyl)-5-cyano-6-methylpyridine-3-carboxylate | 915297-07-3 | 
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KY103250 | 2,6-二氨基-3-氰基-4-甲基吡啶 | 38841-52-0 | 
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KY103251 | 5,6-Dimethoxypicolinonitrile | 1112851-50-9 | 
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KY103252 | 2-[4-[[2-[(2S,5R)-2-氰基-5-乙炔基-1-吡咯烷基]-2-氧代乙基]氨基]-4-甲基-1-哌啶基]-4-吡啶羧酸 | 676559-83-4 | 
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KY103253 | 2-[4-[[2-[(2S,5R)-2-氰基-5-乙炔基-1-吡咯烷基]-2-氧代乙基]氨基]-4-甲基-1-哌啶基]-4-吡啶羧酸 | |
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KY103254 | 2-氟吡啶-5-甲醛 | 677728-92-6 | 
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KY103255 | 2,6-Difluoropyridine-3-boronic acid | 136466-94-9 | 
 
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![2-[4-[[2-[(2S,5R)-2-氰基-5-乙炔基-1-吡咯烷基]-2-氧代乙基]氨基]-4-甲基-1-哌啶基]-4-吡啶羧酸](https://qncdn.chemcd.cn/keying/structure/KY103252.png)
![2-[4-[[2-[(2S,5R)-2-氰基-5-乙炔基-1-吡咯烷基]-2-氧代乙基]氨基]-4-甲基-1-哌啶基]-4-吡啶羧酸](https://qncdn.chemcd.cn/keying/structure/KY103253.png)

