4-(2,6-Difluorobenzoyl)-2-methylpyridine

2-Chloro-5-(2,3-difluorobenzoyl)pyridine

2-Chloro-5-(2,5-difluorobenzoyl)pyridine

2-Chloro-5-(2,4-dimethoxybenzoyl)pyridine

2-Chloro-5-(2,6-dimethylbenzoyl)pyridine

2-Chloro-5-(pentafluorobenzoyl)pyridine

4-(2-Bromophenyl)-4-oxobutyronitrile

4-(2-溴苯基)-4-氧代丁腈

4-(4-Bromophenyl)-4-oxobutyronitrile

1-(3-bromophenyl)-6-chloro-1-oxohexane

1-(4-bromophenyl)-6-chloro-1-oxohexane

7-chloro-1-(3-fluorophenyl)-1-oxoheptane