(1S,2s)-boc-2-氨基环戊烷羧酸

dimethyl (7R,8S)-1,4-dioxaspiro[4.4]nonane-7,8-dicarboxylate

(7R,8R)-1,4-Dioxa-spiro[4.4]nonane-7,8-dicarboxylic acid dimethyl ester

(S)-3-(4-Methoxy-benzyloxy)-3-[(1R,2R)-2-(2-methoxy-ethoxymethoxymethyl)-cyclopentyl]-propionaldehyde

1(R)-Methoxycarbonyl-2(R)-formyl-4(S)-acetoxycyclopentane