BOC-D-ALA(CPEN)-OH

BOC-D-ALA-3-CYCLOPENTYL

Boc-(R)-3-Cyclopentylalanine

N-ALPHA-T-BUTOXYCARBONYL-2-CYCLOPENTYL-D-ALANINE

(R)-2-TERT-BUTOXYCARBONYLAMINO-3-CYCLOPENTYL-PROPIONIC ACID

alpha-[[(1,1-Dimethylethoxy)carbonyl]amino]cyclopentanepropanoic acid