6-fluoro-3-(1-methylpiperidin-4-yl)benzo[d]isoxazole

6-fluoro-3-(1-formyl-4-piperidinyl)-1,2-benzisoxazole

1-formyl-4-(2,4-difluorobenzoyl)piperidine oxime

1-甲酰基-哌啶-4-羰酰氯

4-哌啶甲酸