2,8-二氮杂螺[4.5]-1-癸酮盐酸盐

二碳酸二叔丁酯

4-哌啶甲酸乙酯

1-tert-butyl 4-ethyl 4-(2-chloroethyl)piperidine-1,4-dicarboxylate

N-Boc-4-哌啶甲酸乙酯