pair,contact1,contact2,flow1,flow2 7nbu_N_,1,66,1,1 7nbu_N_,2,6,1,1 7nbu_N_,3,7,1,1 7nbu_N_,4,8,1,1 7nbu_N_,5,9,1,1 7nbu_N_,6,10,1,1 7nbu_N_,7,11,1,1 7nbu_N_,8,12,1,1 7nbu_N_,9,13,1,1 7nbu_N_,9,60,1,1 7nbu_N_,10,14,1,1 7nbu_N_,11,15,1,1 7nbu_N_,12,16,1,1 7nbu_N_,13,17,1,1 7nbu_N_,14,18,1,1 7nbu_N_,15,19,1,1 7nbu_N_,19,23,1,1 7nbu_N_,20,24,1,1 7nbu_N_,21,25,1,1 7nbu_N_,22,26,1,1 7nbu_N_,23,27,1,1 7nbu_N_,23,51,1,1 7nbu_N_,24,28,1,1 7nbu_N_,25,29,1,1 7nbu_N_,26,30,1,1 7nbu_N_,27,31,1,1 7nbu_N_,28,32,1,1 7nbu_N_,32,34,1,1 7nbu_N_,32,40,1,1 7nbu_N_,36,40,1,1 7nbu_N_,37,41,1,1 7nbu_N_,38,42,1,1 7nbu_N_,39,43,1,1 7nbu_N_,40,44,1,1 7nbu_N_,41,45,1,1 7nbu_N_,42,46,1,1 7nbu_N_,43,47,1,1 7nbu_N_,44,48,1,1 7nbu_N_,45,49,1,1 7nbu_N_,46,49,1,1 7nbu_N_,46,50,1,1 7nbu_N_,51,54,1,1 7nbu_N_,52,55,1,1 7nbu_N_,55,58,1,1 7nbu_N_,56,59,1,1 7nbu_N_,60,69,1,1 7nbu_N_,62,67,1,1 7nbu_N_,63,66,1,1 7nbu_N_,63,67,1,1 7nbu_N_,63,68,1,1 7nbu_N_,63,79,1,1 7nbu_N_,64,77,1,1 7nbu_N_,68,70,1,1 7nbu_N_,73,76,1,1 7nbu_N_,73,77,1,1 7nbu_N_,73,78,1,1 7nbu_N_,79,83,1,1 7nbu_N_,80,84,1,1 7nbu_N_,81,85,1,1 7nbu_N_,82,85,1,1 7nbu_N_,82,86,1,1 7nbu_N_,83,87,1,1 7nbu_N_,84,88,1,1 7nbu_N_,85,89,1,1 7nbu_N_,86,91,1,1 7nbu_N_,87,90,1,1 7nbu_N_,89,91,1,1 7nbu_N_,93,95,1,1