freeEnd--1?1D-GalNAc,p(--3b1D-Gal,p--3a2D-NeuAc,p)--6b1D-GlcNAc,p--?b1D-Gal,p(--??1D-GlcNAc,p--?b1D-Gal,p)--??1D-GlcNAc,p--?b1D-Gal,p$MONO,Und,0,0,freeEnd
