S1C(NC(C1(C)C)C(=O)NCCNC(=O)C2NC(SC2(C)C)C(NC(=O)Cc3ccccc3)C(=O)NCc4ccccc4)C(NC(=O)Cc5ccccc5)C(=O)NCC(=O)OC(C)(C)C