pair,contact1,contact2,flow1,flow2 2n40_A_,3,5,1,1 2n40_A_,7,11,1,1 2n40_A_,12,87,1,1 2n40_A_,15,19,1,1 2n40_A_,16,20,1,1 2n40_A_,17,21,1,1 2n40_A_,18,22,1,1 2n40_A_,19,23,1,1 2n40_A_,20,24,1,1 2n40_A_,24,27,1,1 2n40_A_,32,36,1,1 2n40_A_,33,37,1,1 2n40_A_,34,38,1,1 2n40_A_,36,39,1,1 2n40_A_,36,40,1,1 2n40_A_,37,41,1,1 2n40_A_,39,42,1,1 2n40_A_,39,44,1,1 2n40_A_,40,43,1,1 2n40_A_,40,44,1,1 2n40_A_,49,89,1,1 2n40_A_,51,89,1,1 2n40_A_,53,56,1,1 2n40_A_,83,86,1,1 2n40_A_,86,88,1,1 2n40_A_,91,92,1,1 2n40_A_,94,96,1,1