label: S. flexneri serotype Y O-polysaccharide (O factor 9-negative)
label_lc: s. flexneri serotype y o-polysaccharide (o factor 9-negative)
description: "A polysaccharide derivative comprised of a [2)-alpha-L-Rhap(III)-(1->2)-alpha-L-Rhap(II)-(1->3)-alpha-L-Rhap(I)-(1->3)-beta-D-GlcpNAc-(1->] tetrasaccharide repeat."