English name： MUPIROCIN

Chemical name：(E)-(2S,3R,4R,5S)-5-[(2S,3S,4S,5S) - 2,3 -Epoxy-5 - hydroxy - 4 - methylhexyl]tetrahydro - 3,4 - dihydroxy - β - methyl - 2H-pyran-2-crotonic acid,ester with 9-hydroxynonanoic acid

Molecular formula：C₂₆H₄₄O₉

Molecular weight：500.62