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