二碳酸二叔丁酯

(S)-3,4,4-trimethyl-2-oxotetrahydrofuran-3-yl (S)-1-(2,2,2-trifluoroacetyl)piperidine-2-carboxylate

4-Fluorbenzoesaeure-5-bromsalicyliden-hydrazon

(S)-1-Boc-哌啶-2-羧酸

(S)-tert-butyl-6-(benzyloxymethyl)-5,6-dihydropyridine-1(2H)-carboxylate