RES
1b:x-dgal-HEX-x:x
2b:o-lgal-HEX-0:0|1:aldi|6:d
3b:x-dglc-HEX-x:x
4s:n-acetyl
5b:x-dgro-dgal-NON-x:x|1:a|2:keto|3:d
6s:n-acetyl
LIN
1:3d(2+1)4n
2:5d(5+1)6n