RES 1b:a-dglc-HEX-1:5 2b:a-dglc-HEX-1:5 3r:r1 4b:b-dara-HEX-2:5|2:keto LIN 1:1o(1+1)2d 2:2o(6+2)3n 3:3n(1+2)4d REP REP1:5o(1+2)5d=-1--1 RES 5b:b-dara-HEX-2:5|2:keto