benzyl 1-(methylsulfonyl)spiro[indoline-3,4’-piperidine]-1‘-carboxylate

4-哌啶甲酸

1-Cbz-4-哌啶甲醛

benzyl spiro[indole-3,4'-piperidine]-1'-carboxylate

螺[吲哚啉-3,4’-哌啶]-1’-羧酸苄酯