pair,contact1,contact2,flow1,flow2 7zs9_X_,3,7,1,1 7zs9_X_,4,8,1,1 7zs9_X_,5,8,1,1 7zs9_X_,5,9,1,1 7zs9_X_,6,10,1,1 7zs9_X_,8,11,1,1 7zs9_X_,12,13,1,1 7zs9_X_,13,15,1,1 7zs9_X_,18,21,1,1 7zs9_X_,19,23,1,1 7zs9_X_,23,27,1,1 7zs9_X_,24,27,1,1 7zs9_X_,24,28,1,1 7zs9_X_,25,29,1,1 7zs9_X_,26,30,1,1 7zs9_X_,27,31,1,1 7zs9_X_,28,32,1,1 7zs9_X_,37,73,1,1 7zs9_X_,38,41,1,1 7zs9_X_,38,42,1,1 7zs9_X_,39,43,1,1 7zs9_X_,39,71,1,1 7zs9_X_,40,44,1,1 7zs9_X_,42,45,1,1 7zs9_X_,44,49,1,1 7zs9_X_,50,51,1,1 7zs9_X_,53,57,1,1 7zs9_X_,54,58,1,1 7zs9_X_,55,59,1,1 7zs9_X_,56,60,1,1 7zs9_X_,57,61,1,1 7zs9_X_,63,76,1,1 7zs9_X_,63,107,1,1 7zs9_X_,65,74,1,1 7zs9_X_,67,71,1,1 7zs9_X_,67,72,1,1 7zs9_X_,70,72,1,1 7zs9_X_,75,107,1,1 7zs9_X_,77,79,1,1 7zs9_X_,77,107,1,1 7zs9_X_,78,104,1,1 7zs9_X_,79,81,1,1 7zs9_X_,80,82,1,1 7zs9_X_,82,86,1,1 7zs9_X_,83,86,1,1 7zs9_X_,83,87,1,1 7zs9_X_,84,88,1,1 7zs9_X_,85,89,1,1 7zs9_X_,86,90,1,1 7zs9_X_,87,91,1,1 7zs9_X_,88,92,1,1 7zs9_X_,89,93,1,1 7zs9_X_,90,93,1,1 7zs9_X_,90,94,1,1 7zs9_X_,91,94,1,1 7zs9_X_,97,140,1,1 7zs9_X_,100,139,1,1 7zs9_X_,101,104,1,1 7zs9_X_,102,106,1,1 7zs9_X_,102,136,1,1 7zs9_X_,102,137,1,1 7zs9_X_,104,107,1,1 7zs9_X_,112,116,1,1 7zs9_X_,113,117,1,1 7zs9_X_,114,118,1,1 7zs9_X_,115,119,1,1 7zs9_X_,116,120,1,1 7zs9_X_,117,129,1,1 7zs9_X_,119,124,1,1 7zs9_X_,120,123,1,1 7zs9_X_,122,124,1,1 7zs9_X_,123,142,1,1 7zs9_X_,123,145,1,1 7zs9_X_,124,142,1,1 7zs9_X_,126,140,1,1 7zs9_X_,128,137,1,1 7zs9_X_,128,138,1,1 7zs9_X_,129,134,1,1 7zs9_X_,130,133,1,1 7zs9_X_,130,135,1,1 7zs9_X_,132,133,1,1 7zs9_X_,133,135,1,1 7zs9_X_,142,145,1,1 7zs9_X_,146,148,1,1 7zs9_X_,152,155,1,1 7zs9_X_,152,156,1,1 7zs9_X_,154,158,1,1 7zs9_X_,155,159,1,1 7zs9_X_,156,159,1,1 7zs9_X_,157,160,1,1 7zs9_X_,168,171,1,1 7zs9_X_,168,172,1,1 7zs9_X_,170,171,1,1 7zs9_X_,171,182,1,1 7zs9_X_,172,176,1,1 7zs9_X_,174,177,1,1 7zs9_X_,182,183,1,1 7zs9_X_,201,204,1,1 7zs9_X_,206,208,1,1