RES\n1r:r1\nREP\nREP1:4o(3+1)2d=-1--1\nRES\n2b:b-dglc-HEX-1:5\n3s:n-acetyl\n4b:b-dgal-HEX-1:5\nLIN\n1:2d(2+1)3n\n2:2o(4+1)4d
