?-D-GlcpNAc6S-(1->?)-?-D-Galp6S-(1->?)-?-D-GlcpNAc6S-(1->?)-?-D-Galp6S-(1->?)-?-D-GlcpNAc6S-(1->?)-?-D-Galp6S-(1->?)-?-D-GlcpNAc6S-(1->?)-?-D-Galp-(1->
