RES 1r:r1 REP REP1:4o(3+1)2d=-1--1 RES 2b:a-lman-HEX-1:5|6:d 3s:sulfate 4b:b-dman-HEX-1:5 LIN 1:2o(2+1)3n 2:2o(4+1)4d