pair,contact1,contact2,flow1,flow2 2m3u_A_,1,3,1,1 2m3u_A_,7,43,1,1 2m3u_A_,11,38,1,1 2m3u_A_,11,67,1,1 2m3u_A_,15,68,1,1 2m3u_A_,29,32,1,1 2m3u_A_,30,33,1,1 2m3u_A_,30,34,1,1 2m3u_A_,40,67,1,1 2m3u_A_,42,64,1,1 2m3u_A_,42,65,1,1 2m3u_A_,47,62,1,1 2m3u_A_,48,84,1,1 2m3u_A_,49,60,1,1 2m3u_A_,50,81,1,1 2m3u_A_,50,82,1,1 2m3u_A_,51,57,1,1 2m3u_A_,52,56,1,1 2m3u_A_,61,149,1,1 2m3u_A_,69,72,1,1 2m3u_A_,70,75,1,1 2m3u_A_,94,112,1,1 2m3u_A_,98,109,1,1 2m3u_A_,99,129,1,1 2m3u_A_,100,107,1,1 2m3u_A_,101,105,1,1 2m3u_A_,107,108,1,1 2m3u_A_,115,172,1,1 2m3u_A_,115,173,1,1 2m3u_A_,117,121,1,1 2m3u_A_,118,122,1,1 2m3u_A_,118,124,1,1 2m3u_A_,127,168,1,1 2m3u_A_,139,150,1,1 2m3u_A_,140,171,1,1 2m3u_A_,141,147,1,1 2m3u_A_,141,148,1,1 2m3u_A_,142,146,1,1 2m3u_A_,151,153,1,1 2m3u_A_,158,162,1,1 2m3u_A_,159,162,1,1 2m3u_A_,161,164,1,1 2m3u_A_,161,165,1,1