RES\n1b:x-dgal-HEX-x:x\n2b:b-dglc-HEX-1:5\n3s:n-acetyl\n4b:b-dgal-HEX-1:5\nLIN\n1:1o(3+1)2d\n2:2d(2+1)3n\n3:2o(4+1)4d
