4-(2-甲氧基乙氧基)哌啶盐酸盐

叔丁基 3-甲基-6,7-二氢-1H-吡唑并[4,3-c]吡啶-5(4H)-羧酸

piperidin-4-yl acetate

methyl 4-hydroxypiperidine-1-carboxylate

1-[3-(甲基氧基)-4-硝基苯基]-4-羟基哌啶