pair,contact1,contact2,flow1,flow2 6zhu_B_,5,9,1,1 6zhu_B_,6,9,1,1 6zhu_B_,6,10,1,1 6zhu_B_,7,11,1,1 6zhu_B_,8,12,1,1 6zhu_B_,9,13,1,1 6zhu_B_,10,14,1,1 6zhu_B_,11,15,1,1 6zhu_B_,12,16,1,1 6zhu_B_,13,17,1,1 6zhu_B_,14,18,1,1 6zhu_B_,14,120,1,1 6zhu_B_,15,19,1,1 6zhu_B_,16,19,1,1 6zhu_B_,16,20,1,1 6zhu_B_,17,23,1,1 6zhu_B_,20,22,1,1 6zhu_B_,20,23,1,1 6zhu_B_,20,24,1,1 6zhu_B_,25,27,1,1 6zhu_B_,29,44,1,1 6zhu_B_,31,42,1,1 6zhu_B_,32,35,1,1 6zhu_B_,33,36,1,1 6zhu_B_,33,40,1,1 6zhu_B_,37,39,1,1 6zhu_B_,38,41,1,1 6zhu_B_,39,65,1,1 6zhu_B_,41,63,1,1 6zhu_B_,43,61,1,1 6zhu_B_,45,59,1,1 6zhu_B_,49,52,1,1 6zhu_B_,58,166,1,1 6zhu_B_,62,64,1,1 6zhu_B_,62,77,1,1 6zhu_B_,64,75,1,1 6zhu_B_,66,69,1,1 6zhu_B_,68,71,1,1 6zhu_B_,78,91,1,1 6zhu_B_,83,147,1,1 6zhu_B_,85,140,1,1 6zhu_B_,86,135,1,1 6zhu_B_,86,138,1,1 6zhu_B_,88,91,1,1 6zhu_B_,88,92,1,1 6zhu_B_,88,94,1,1 6zhu_B_,95,99,1,1 6zhu_B_,96,112,1,1 6zhu_B_,105,108,1,1 6zhu_B_,115,118,1,1 6zhu_B_,119,123,1,1 6zhu_B_,120,124,1,1 6zhu_B_,121,125,1,1 6zhu_B_,122,126,1,1 6zhu_B_,123,127,1,1 6zhu_B_,124,128,1,1 6zhu_B_,125,129,1,1 6zhu_B_,126,130,1,1 6zhu_B_,127,131,1,1 6zhu_B_,128,132,1,1 6zhu_B_,129,133,1,1 6zhu_B_,135,137,1,1 6zhu_B_,135,138,1,1 6zhu_B_,142,145,1,1 6zhu_B_,143,147,1,1 6zhu_B_,144,148,1,1 6zhu_B_,145,149,1,1 6zhu_B_,146,150,1,1 6zhu_B_,147,151,1,1 6zhu_B_,152,155,1,1 6zhu_B_,153,157,1,1 6zhu_B_,154,158,1,1 6zhu_B_,155,159,1,1 6zhu_B_,156,160,1,1 6zhu_B_,157,161,1,1 6zhu_B_,158,162,1,1 6zhu_B_,159,163,1,1 6zhu_B_,160,164,1,1 6zhu_B_,161,165,1,1 6zhu_B_,162,165,1,1 6zhu_B_,162,166,1,1 6zhu_B_,163,166,1,1 6zhu_B_,163,167,1,1 6zhu_B_,164,168,1,1 6zhu_B_,166,169,1,1