RES
1b:b-SUG-x:x
2b:a-lgro-dgal-NON-2:6|1:a|2:keto|3:d|9:d
3s:n-acetyl
4s:n-acetyl
LIN
1:1o(3+2)2d
2:2d(5+1)3n
3:2d(7+1)4n