pair,contact1,contact2,flow1,flow2 7tt7_D_,1,3,1,1 7tt7_D_,1,33,1,1 7tt7_D_,3,6,1,1 7tt7_D_,6,18,1,1 7tt7_D_,6,40,1,1 7tt7_D_,7,8,1,1 7tt7_D_,8,11,1,1 7tt7_D_,8,12,1,1 7tt7_D_,9,13,1,1 7tt7_D_,10,14,1,1 7tt7_D_,12,15,1,1 7tt7_D_,16,18,1,1 7tt7_D_,17,18,1,1 7tt7_D_,17,19,1,1 7tt7_D_,17,43,1,1 7tt7_D_,18,21,1,1 7tt7_D_,19,40,1,1 7tt7_D_,20,21,1,1 7tt7_D_,21,40,1,1 7tt7_D_,22,24,1,1 7tt7_D_,23,27,1,1 7tt7_D_,24,27,1,1 7tt7_D_,24,28,1,1 7tt7_D_,25,29,1,1 7tt7_D_,27,30,1,1 7tt7_D_,29,33,1,1 7tt7_D_,30,33,1,1 7tt7_D_,32,35,1,1 7tt7_D_,34,38,1,1 7tt7_D_,35,39,1,1 7tt7_D_,36,40,1,1 7tt7_D_,37,41,1,1 7tt7_D_,38,42,1,1 7tt7_D_,39,43,1,1 7tt7_D_,40,44,1,1 7tt7_D_,41,45,1,1 7tt7_D_,42,46,1,1 7tt7_D_,43,47,1,1 7tt7_D_,44,48,1,1 7tt7_D_,45,49,1,1 7tt7_D_,45,64,1,1 7tt7_D_,46,50,1,1 7tt7_D_,47,51,1,1 7tt7_D_,48,52,1,1 7tt7_D_,49,53,1,1 7tt7_D_,50,54,1,1 7tt7_D_,51,55,1,1 7tt7_D_,52,56,1,1 7tt7_D_,57,61,1,1 7tt7_D_,58,62,1,1 7tt7_D_,59,63,1,1 7tt7_D_,60,64,1,1 7tt7_D_,61,65,1,1 7tt7_D_,62,66,1,1 7tt7_D_,63,67,1,1 7tt7_D_,64,68,1,1 7tt7_D_,65,69,1,1 7tt7_D_,66,70,1,1 7tt7_D_,67,71,1,1 7tt7_D_,68,72,1,1 7tt7_D_,70,71,1,1 7tt7_D_,75,78,1,1 7tt7_D_,76,79,1,1 7tt7_D_,76,80,1,1 7tt7_D_,77,81,1,1 7tt7_D_,79,82,1,1 7tt7_D_,79,100,1,1 7tt7_D_,82,85,1,1 7tt7_D_,82,86,1,1 7tt7_D_,84,87,1,1 7tt7_D_,85,86,1,1 7tt7_D_,85,88,1,1 7tt7_D_,90,92,1,1 7tt7_D_,92,94,1,1 7tt7_D_,93,97,1,1 7tt7_D_,94,98,1,1 7tt7_D_,95,99,1,1 7tt7_D_,96,100,1,1 7tt7_D_,98,101,1,1