the o-specific polysaccharide from sandvik ii lipopolysaccharide involved l-rhamnose , n-acetyl-d-quinovosamine , and n-acetyl-d-galactosaminuronic acid in the ratio 2:1:1 , as well as o-acetyl groups .
C0069180
o-specific polysaccharide
C0023810
lipopolysaccharide