pair,contact1,contact2,flow1,flow2 2dbu_B_,1,19,1,1 2dbu_B_,1,21,1,1 2dbu_B_,2,18,1,1 2dbu_B_,4,16,1,1 2dbu_B_,5,160,1,1 2dbu_B_,6,14,1,1 2dbu_B_,8,10,1,1 2dbu_B_,8,11,1,1 2dbu_B_,8,12,1,1 2dbu_B_,19,21,1,1 2dbu_B_,19,40,1,1 2dbu_B_,20,39,1,1 2dbu_B_,21,39,1,1 2dbu_B_,21,53,1,1 2dbu_B_,22,25,1,1 2dbu_B_,22,39,1,1 2dbu_B_,24,27,1,1 2dbu_B_,26,28,1,1 2dbu_B_,26,37,1,1 2dbu_B_,28,37,1,1 2dbu_B_,30,33,1,1 2dbu_B_,30,35,1,1 2dbu_B_,33,35,1,1 2dbu_B_,38,40,1,1 2dbu_B_,40,42,1,1 2dbu_B_,41,51,1,1 2dbu_B_,41,52,1,1 2dbu_B_,44,46,1,1 2dbu_B_,44,61,1,1 2dbu_B_,46,49,1,1 2dbu_B_,48,57,1,1 2dbu_B_,51,53,1,1 2dbu_B_,51,54,1,1 2dbu_B_,51,55,1,1 2dbu_B_,53,93,1,1 2dbu_B_,53,124,1,1 2dbu_B_,59,62,1,1 2dbu_B_,59,67,1,1 2dbu_B_,60,67,1,1 2dbu_B_,62,67,1,1 2dbu_B_,64,67,1,1 2dbu_B_,72,73,1,1 2dbu_B_,73,75,1,1 2dbu_B_,75,87,1,1 2dbu_B_,77,84,1,1 2dbu_B_,77,85,1,1 2dbu_B_,79,82,1,1 2dbu_B_,82,165,1,1 2dbu_B_,86,162,1,1 2dbu_B_,87,88,1,1 2dbu_B_,87,161,1,1 2dbu_B_,89,90,1,1 2dbu_B_,89,158,1,1 2dbu_B_,91,94,1,1 2dbu_B_,92,95,1,1 2dbu_B_,93,94,1,1 2dbu_B_,93,124,1,1 2dbu_B_,94,97,1,1 2dbu_B_,94,98,1,1 2dbu_B_,95,99,1,1 2dbu_B_,96,100,1,1 2dbu_B_,97,101,1,1 2dbu_B_,100,103,1,1 2dbu_B_,101,104,1,1 2dbu_B_,101,121,1,1 2dbu_B_,102,106,1,1 2dbu_B_,103,107,1,1 2dbu_B_,103,108,1,1 2dbu_B_,104,110,1,1 2dbu_B_,104,115,1,1 2dbu_B_,111,114,1,1 2dbu_B_,111,115,1,1 2dbu_B_,112,116,1,1 2dbu_B_,113,117,1,1 2dbu_B_,116,176,1,1 2dbu_B_,118,176,1,1 2dbu_B_,120,133,1,1 2dbu_B_,120,159,1,1 2dbu_B_,120,174,1,1 2dbu_B_,122,131,1,1 2dbu_B_,123,125,1,1 2dbu_B_,123,128,1,1 2dbu_B_,124,126,1,1 2dbu_B_,129,154,1,1 2dbu_B_,130,150,1,1 2dbu_B_,130,152,1,1 2dbu_B_,131,155,1,1 2dbu_B_,132,152,1,1 2dbu_B_,132,154,1,1 2dbu_B_,133,176,1,1 2dbu_B_,137,139,1,1 2dbu_B_,137,141,1,1 2dbu_B_,138,142,1,1 2dbu_B_,139,142,1,1 2dbu_B_,139,143,1,1 2dbu_B_,140,144,1,1 2dbu_B_,141,145,1,1 2dbu_B_,142,146,1,1 2dbu_B_,143,147,1,1 2dbu_B_,144,149,1,1 2dbu_B_,145,148,1,1 2dbu_B_,158,160,1,1 2dbu_B_,158,177,1,1 2dbu_B_,159,174,1,1 2dbu_B_,160,173,1,1 2dbu_B_,160,180,1,1 2dbu_B_,161,172,1,1 2dbu_B_,164,167,1,1 2dbu_B_,164,168,1,1 2dbu_B_,173,182,1,1 2dbu_B_,174,176,1,1 2dbu_B_,174,177,1,1