2881489226

3007522982

3007522982

3007522982

3007522982

2881489226

2881489226

2881489226

2881489226

1617857088
1226360695

1226360695

2355265332

3007522982

3007522982

1226360695

2355265332

3007522982

3007522982

1226360695

![1-[6-(三氟甲基)-2-吡啶基]乙酮CAS号944904-58-9](http://hg.y866.cn/compound/lib/scimg/cas/0/944904-58-9.png)