((2S,4S,5R,6R)-5-acetamido-6-((1R,2R)-3-acetamido-1,2-dihydroxypropyl)-2-carboxy-4-hydroxytetrahydro-2H-pyran-2-ylthio)(methyl)mercury
((2s,4s,5r,6r)-5-acetamido-6-((1r,2r)-3-acetamido-1,2-dihydroxypropyl)-2-carboxy-4-hydroxytetrahydro-2h-pyran-2-ylthio)(methyl)mercury