RES
1b:x-lgal-HEX-1:5|6:d
2b:a-dgal-HEX-1:5
3b:b-dxyl-PEN-1:5
4s:sulfate
LIN
1:1o(3+1)2d
2:2o(3+1)3d
3:1o(4+1)4n