126077-91-6 2H-1,5-Oxazecine-2-carboxamide, 7-((3-amino-3-oxopropyl)hydroxyamino)octahydro-6,10-dioxo- Ammonigenin N-Hydroxy-N-(2-carbamoylethyl)glutamyl-4-amino-2-hydroxybutyric acid amide lactone