sigmaaldrich
(2R,3S,4S,5R,6S)-2-((Benzyloxy)methyl)-6-(phenylthio)tetrahydro-2H-pyran-3,4,5-triol
(4aR,6S,7R,8R,8aR)-2,2-di-tert-Butyl-6-(phenylthio)hexahydropyrano[3,2-d][1,3,2]dioxasiline-7,8-diol