RES
1r:r1
REP
REP1:3o(3+1)2n=-1--1
RES
2s:phosphate
3b:o-dgro-TRI-0:0|1:aldi
4b:a-dgal-HEX-1:5
5s:n-acetyl
LIN
1:2n(1+1)3o
2:3o(2+1)4d
3:4d(2+1)5n