N-Boc-4/3/2-哌啶甲酸甲酯[124443-68-1]
2/3/4-哌啶甲酸[535-75-1]
2/3/4-哌啶甲酸甲酯(乙)[2971-79-1]
2/3/4-吡啶甲酸乙酯/2/3/4-吡啶甲酸甲酯[2524-52-9 / 2459-07-6]
2/3/4-吡啶甲醇[100-55-0]