tert-butyl 2-[(3R,4S)-3-ethenylpiperidin-4-yl]acetate

6-甲氧基-4-羧酸喹啉

3-氯-4-硝基苯胺

2-(N,N-dimethyl)amino-5-methylbenzaldehyde

N,N-二甲基对甲苯胺