freeEnd--1?1D-GlcNAc,p(--?a1L-Fuc,p)--4b1D-GlcNAc,p--4b1D-Man,p--?a1D-Man,p--?b1D-GlcNAc,p--?b1D-Gal,p$MONO,Und,0,0,freeEnd