英文名称
tert-butyl N-[[(1R,2R,3R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-(hydroxymethyl)cyclopentyl]methyl]carbamate;tert-butyl N-[[(1S,2R,3R)-2-methyl-3-(phenylmethoxymethyl)cyclopentyl]methyl]carbamate;(1R,2R,3R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]cyclopentane-1-carboxylic acid