old system 1 {0,2,5}{1,6,10}{3,4,9,7,8} {0,1,2,3}{4,5,6,7}{8,9,10} {0,4,2,6}{1,8,5,9}{3,7,10} {0,7,2,8}{1,4,10,5}{3,6,9} {0,9,2,10}{1,3,5,7}{4,6,8} is isomorphic to new system 1 {0,1,2}{3,4,5}{6,7,8,9,10} {0,3,1,6}{2,4,8,10}{5,7,9} {0,4,1,10}{2,7,3,9}{5,6,8} {0,5,1,9}{2,6,3,8}{4,7,10} {0,7,1,8}{2,3,10,5}{4,6,9} 0 1 2 3 4 5 6 7 8 9 10 1 3 0 6 10 2 4 8 7 9 5 r0->r0 r1->r1 r2->r2 r3->r4 r4->r3 [c1->c1,c2->c2,c3->c3,c1:012->102,c2:012->012,c3:01234->0432] [c1->c1,c2->c2,c3->c3,c1:0123->2103,c2:0123->3012,c3:012->120] [c1->c1,c2->c2,c3->c3,c1:0123->2301,c2:0123->2103,c3:012->120] [c1->c1,c2->c2,c3->c3,c1:0123->2301,c2:0123->1230,c3:012->102] [c1->c1,c2->c2,c3->c3,c1:0123->2301,c2:0123->2103,c3:012->201]