RES
1r:r1
REP
REP1:4o(3+1)2d=-1--1
RES
2b:a-dgal-HEX-1:5|6:a
3b:a-dgal-HEX-1:5|6:a
4b:a-dgal-HEX-1:5|6:d
5s:n-acetyl
6s:n-acetyl
LIN
1:2o(3+1)3d
2:3o(4+1)4d
3:4d(2+1)5n
4:4d(4+1)6n