(3aR,4S,5S,6R,7R,7aS)-7-(hydroxymethyl)-2,2-bis(oxidanylidene)-3a,4,5,6,7,7a-hexahydro-3H-benzo[d][1,2,3]oxathiazole-4,5,6-triol

B3PEE6 — Oligosaccharide 4-alpha-D-glucosyltransferase