The molecule is a glycosylrhamnose consisting of alpha-L-rhamnose having an alpha-D-glucosyl residue attached at the 3-position. It has a role as an epitope.
(2R,3R,4R,5S,6S)-6-methyl-4-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2,3,5-triol