pair,contact1,contact2,flow1,flow2 2atc_B_,5,7,1,1 2atc_B_,6,8,1,1 2atc_B_,15,16,1,1 2atc_B_,16,64,1,1 2atc_B_,19,61,1,1 2atc_B_,20,45,1,1 2atc_B_,20,47,1,1 2atc_B_,28,31,1,1 2atc_B_,28,32,1,1 2atc_B_,29,33,1,1 2atc_B_,35,36,1,1 2atc_B_,37,38,1,1 2atc_B_,39,40,1,1 2atc_B_,47,51,1,1 2atc_B_,60,82,1,1 2atc_B_,63,64,1,1 2atc_B_,67,68,1,1 2atc_B_,71,73,1,1 2atc_B_,74,78,1,1 2atc_B_,84,85,1,1 2atc_B_,85,92,1,1 2atc_B_,93,95,1,1 2atc_B_,102,124,1,1 2atc_B_,103,125,1,1 2atc_B_,104,123,1,1 2atc_B_,109,117,1,1 2atc_B_,111,140,1,1 2atc_B_,126,136,1,1 2atc_B_,128,134,1,1 2atc_B_,129,132,1,1 2atc_B_,135,144,1,1 2atc_B_,137,138,1,1 2atc_B_,137,140,1,1 2atc_B_,138,139,1,1 2atc_B_,140,142,1,1 2atc_B_,141,142,1,1 2atc_B_,147,150,1,1