(2S,3S)-4-((2R,3S,4S)-3,4-dihydroxy-2-(hydroxymethyl)tetrahydro-1H-thiophen-1-ium-1-yl)-1,3-dihydroxybutan-2-yl sulfate; 1,4-Dideoxy-1,4-[(S)-[(2S,3S)-2,4-dihydroxy-3-(sulfooxy)butyl]episulfoniumylidene]-D-arabinitol Inner Salt; (1S,2R,3S,4S)-1-[(2S,3S)-2,4-Dihydroxy-3-(sulfooxy)butyl]tetrahydro-3,4-dihydroxy-2-(hydroxymethyl)thiophenium Inner Salt