59456-70-1 BRN 0873216 NSC 601906 Neopolyoxin C Nikkomycin Nikkomycin Z beta-D-Allofuranuronic acid, 5-((2-amino-4-hydroxy-4-(5-hydroxy-2-pyridinyl)-3-methyl-1-oxobutyl)amino)-1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-, (2S-(2R*,3R*,4R*))-