[beta-L-Arap4N-(1->7)-[beta-D-Glcp-(1->4)-[alpha-D-Rhap-(1->2)-alpha-D-Rhap-(1->3)-alpha-D-Rhap-(1->3)-beta-D-GlcpNAc-(1->3)-alpha-D-Rhap-(1->3)-[alpha-D-Rhap-(1->2)-L-gro-alpha-D-manHepp-(1->3)]-L-gro-alpha-D-manHepp-(1->5)]]-D-gro-alpha-D-talOct2ulop-onic-(2->4)-D-gro-L-3-deoxy-galNon2ulo-onic(?-]-