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