pair,contact1,contact2,flow1,flow2 8sn7_M_,1,17,1,1 8sn7_M_,2,64,1,1 8sn7_M_,4,67,1,1 8sn7_M_,5,12,1,1 8sn7_M_,6,67,1,1 8sn7_M_,6,69,1,1 8sn7_M_,7,9,1,1 8sn7_M_,7,10,1,1 8sn7_M_,7,11,1,1 8sn7_M_,11,12,1,1 8sn7_M_,14,33,1,1 8sn7_M_,18,21,1,1 8sn7_M_,19,57,1,1 8sn7_M_,21,22,1,1 8sn7_M_,21,56,1,1 8sn7_M_,22,25,1,1 8sn7_M_,22,26,1,1 8sn7_M_,23,27,1,1 8sn7_M_,23,54,1,1 8sn7_M_,24,28,1,1 8sn7_M_,25,29,1,1 8sn7_M_,26,30,1,1 8sn7_M_,27,31,1,1 8sn7_M_,27,38,1,1 8sn7_M_,27,41,1,1 8sn7_M_,27,52,1,1 8sn7_M_,28,32,1,1 8sn7_M_,29,33,1,1 8sn7_M_,30,34,1,1 8sn7_M_,30,35,1,1 8sn7_M_,36,41,1,1 8sn7_M_,37,41,1,1 8sn7_M_,39,72,1,1 8sn7_M_,40,72,1,1 8sn7_M_,42,70,1,1 8sn7_M_,42,71,1,1 8sn7_M_,44,68,1,1 8sn7_M_,45,48,1,1 8sn7_M_,49,50,1,1 8sn7_M_,55,57,1,1 8sn7_M_,55,58,1,1 8sn7_M_,56,61,1,1 8sn7_M_,57,60,1,1 8sn7_M_,60,62,1,1 8sn7_M_,62,65,1,1