pair,contact1,contact2,flow1,flow2 1cn2_A_,1,2,1,1 1cn2_A_,1,53,1,1 1cn2_A_,2,51,1,1 1cn2_A_,3,48,1,1 1cn2_A_,4,58,1,1 1cn2_A_,7,9,1,1 1cn2_A_,7,11,1,1 1cn2_A_,7,12,1,1 1cn2_A_,8,63,1,1 1cn2_A_,9,63,1,1 1cn2_A_,10,65,1,1 1cn2_A_,11,58,1,1 1cn2_A_,11,65,1,1 1cn2_A_,13,15,1,1 1cn2_A_,13,44,1,1 1cn2_A_,14,28,1,1 1cn2_A_,14,32,1,1 1cn2_A_,16,17,1,1 1cn2_A_,16,42,1,1 1cn2_A_,18,21,1,1 1cn2_A_,20,41,1,1 1cn2_A_,21,41,1,1 1cn2_A_,23,27,1,1 1cn2_A_,24,28,1,1 1cn2_A_,25,29,1,1 1cn2_A_,25,40,1,1 1cn2_A_,25,47,1,1 1cn2_A_,26,30,1,1 1cn2_A_,27,31,1,1 1cn2_A_,28,32,1,1 1cn2_A_,29,33,1,1 1cn2_A_,30,37,1,1 1cn2_A_,33,52,1,1 1cn2_A_,33,56,1,1 1cn2_A_,34,36,1,1 1cn2_A_,38,49,1,1 1cn2_A_,40,47,1,1 1cn2_A_,42,45,1,1 1cn2_A_,49,50,1,1 1cn2_A_,52,55,1,1 1cn2_A_,64,65,1,1