N-ALPHA-芴甲氧羰基-N-GAMMA-叔丁氧羰基-D-二氨基丁酸；(R)-4-(BOC-氨基)-2-(FMOC-氨基)丁酸；(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-((tert-butoxycarbonyl)amino)butanoic acid；(2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-[(2-methylpropan-2-yl)oxycarbonylamino]butanoic acid

Smiles： CC(C)(C)OC(=O)NCC[C@@H](NC(=O)OCC1C2=CC=CC=C2C2C=CC=CC=21)C(O)=O |&1:10|