alpha-D-Rhap-(1->2)-alpha-D-Rhap-(1->3)-alpha-D-Rhap-(1->3)-alpha-D-GlcpNAc-(1->2)-alpha-D-Rhap-(1->3)-alpha-D-Rhap-(1->2)-alpha-D-Rhap-(1->3)-alpha-D-GlcpNAc(1->