RES 1r:r1 REP REP1:3o(3+1)2d=-1--1 RES 2b:b-dgro-dman-HEP-1:5 3b:b-dglc-HEX-1:5 4s:n-acetyl LIN 1:2o(7+1)3d 2:3d(2+1)4n