CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)[C@H](CN[C@@H](Cc2ccccc2)C(=O)N[C@@H](CCC(=O)N)C(=O)N[C@@H](Cc3ccccc3)C(=O)N)O 0ZR_201_1IIQ tert-butyl N-[(1S,2S)-3-[[(1S)-2-[[(1S)-4-amino-1-[[(1S)-2-amino-1-benzyl-2-oxo-ethyl]carbamoyl]-4-oxo-butyl]amino]-1-benzyl-2-oxo-ethyl]amino]-1-benzyl-2-hydroxy-propyl]carbamate