Azotomycin with cas registry number of 7644-67-9 is also called for A 10270B ; Antibiotic 1719 ; Antibiotic produced by Streptomyces ambofaciens ; Azotomicina ; Azotomicina [INN-Spanish] ; Azotomycine ; Azotomycine [INN-French] ; Azotomycinum ; Azotomycinum [INN-Latin] ; Azotomycin [USAN:INN] ; Duamycin B ; Duazomycin B ; NSC 56654 ; NSC-56654 ; Sodium azotomycin ; UNII-6TQY580E8M ; Antibiotic produced by Streptomyces ambofaciens. ; L-Norleucine, 6-diazo-N-(6-diazo-N-L-gamma-glutamyl-5-oxo-L-norleucyl)-5-oxo- .