(2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-(3-((S)-1-methyl-5-oxopyrrolidin-2-yl)pyridin-1-ium-1-yl)tetrahydro-2H-pyran-2-carboxylate
(2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-(3-((S)-1-methyl-5-oxopyrrolidin-2-yl)pyridin-1-ium-1-yl)tetrahydro-2H-pyran-2-carboxylate