data from analysis involving smith degradation , methylation , 1h-nmr spectroscopy and optical rotation measurement showed that the polysaccharide was built up of three moieties , a rhamnan chain composed of about 70 d-rhamnose residues , the core chain and an oligosaccharide chain comprising 3-o-methyl-6-deoxyhexose , xylose , rhamnose and probably glucose .
C0032594
polysaccharide
C0028959
oligosaccharide