pair,contact1,contact2,flow1,flow2 3zhf_A_,3,5,1,1 3zhf_A_,7,19,1,1 3zhf_A_,7,21,1,1 3zhf_A_,8,20,1,1 3zhf_A_,9,12,1,1 3zhf_A_,9,17,1,1 3zhf_A_,10,18,1,1 3zhf_A_,11,18,1,1 3zhf_A_,12,15,1,1 3zhf_A_,13,14,1,1 3zhf_A_,13,16,1,1 3zhf_A_,13,110,1,1 3zhf_A_,15,41,1,1 3zhf_A_,17,39,1,1 3zhf_A_,19,37,1,1 3zhf_A_,21,35,1,1 3zhf_A_,23,33,1,1 3zhf_A_,24,29,1,1 3zhf_A_,24,120,1,1 3zhf_A_,24,123,1,1 3zhf_A_,25,28,1,1 3zhf_A_,28,31,1,1 3zhf_A_,30,87,1,1 3zhf_A_,32,85,1,1 3zhf_A_,34,83,1,1 3zhf_A_,36,81,1,1 3zhf_A_,38,79,1,1 3zhf_A_,40,42,1,1 3zhf_A_,40,44,1,1 3zhf_A_,40,71,1,1 3zhf_A_,40,75,1,1 3zhf_A_,42,44,1,1 3zhf_A_,42,74,1,1 3zhf_A_,42,103,1,1 3zhf_A_,43,74,1,1 3zhf_A_,45,73,1,1 3zhf_A_,46,71,1,1 3zhf_A_,47,102,1,1 3zhf_A_,49,69,1,1 3zhf_A_,50,100,1,1 3zhf_A_,51,52,1,1 3zhf_A_,52,98,1,1 3zhf_A_,54,96,1,1 3zhf_A_,56,59,1,1 3zhf_A_,60,86,1,1 3zhf_A_,62,84,1,1 3zhf_A_,64,81,1,1 3zhf_A_,64,82,1,1 3zhf_A_,67,80,1,1 3zhf_A_,72,76,1,1 3zhf_A_,87,90,1,1 3zhf_A_,87,91,1,1 3zhf_A_,90,123,1,1 3zhf_A_,94,113,1,1 3zhf_A_,95,114,1,1 3zhf_A_,97,112,1,1 3zhf_A_,99,110,1,1 3zhf_A_,101,108,1,1 3zhf_A_,103,106,1,1 3zhf_A_,118,121,1,1 3zhf_A_,119,122,1,1 3zhf_A_,119,123,1,1