freeEnd--?D-GlcNAc(--??1L-Fuc,p)--4b1D-GlcNAc,p--4b1D-Man,p(--3a1D-Man,p--??1HexNAc--??1HexNAc)--6a1D-Man,p--??1HexNAc--??1HexNAc$MONO,Und,0,0,freeEnd
