Mupirocin Impurity 1

Chemical Name: 9-(((E)-4-((2S,3R,4R,5S)-5-((4S,5S)-2-chloro-3,5-dihydroxy-4-methylhexyl)-3,4-dihydroxytetrahydro-2H-pyran-2-yl)-1-hydroxy-3-methylbut-2-en-1-yl)oxy)nonanoic acid