C[C@@H](C(=O)N[C@@H](C)C(=O)N[C@@H](Cc1ccccc1)[C@H](CCC(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)OC)O)[NH3+] PSI_100_1AAQ