pair,contact1,contact2,flow1,flow2 7n28_A_,1,2,1,1 7n28_A_,1,3,1,1 7n28_A_,1,4,1,1 7n28_A_,5,7,1,1 7n28_A_,5,464,1,1 7n28_A_,7,462,1,1 7n28_A_,9,460,1,1 7n28_A_,11,458,1,1 7n28_A_,12,14,1,1 7n28_A_,12,458,1,1 7n28_A_,14,457,1,1 7n28_A_,15,61,1,1 7n28_A_,16,17,1,1 7n28_A_,16,455,1,1 7n28_A_,17,452,1,1 7n28_A_,20,21,1,1 7n28_A_,21,22,1,1 7n28_A_,23,188,1,1 7n28_A_,25,186,1,1 7n28_A_,26,47,1,1 7n28_A_,28,31,1,1 7n28_A_,36,42,1,1 7n28_A_,37,181,1,1 7n28_A_,41,44,1,1 7n28_A_,47,48,1,1 7n28_A_,48,50,1,1 7n28_A_,54,214,1,1 7n28_A_,55,211,1,1 7n28_A_,57,59,1,1 7n28_A_,61,209,1,1 7n28_A_,61,452,1,1 7n28_A_,68,71,1,1 7n28_A_,68,448,1,1 7n28_A_,68,451,1,1 7n28_A_,69,72,1,1 7n28_A_,69,73,1,1 7n28_A_,70,74,1,1 7n28_A_,71,75,1,1 7n28_A_,72,76,1,1 7n28_A_,73,77,1,1 7n28_A_,74,78,1,1 7n28_A_,75,79,1,1 7n28_A_,76,80,1,1 7n28_A_,77,81,1,1 7n28_A_,77,187,1,1 7n28_A_,78,82,1,1 7n28_A_,79,83,1,1 7n28_A_,80,84,1,1 7n28_A_,81,85,1,1 7n28_A_,83,86,1,1 7n28_A_,84,87,1,1 7n28_A_,85,89,1,1 7n28_A_,86,89,1,1 7n28_A_,90,173,1,1 7n28_A_,92,95,1,1 7n28_A_,95,97,1,1 7n28_A_,99,161,1,1 7n28_A_,100,129,1,1 7n28_A_,102,127,1,1 7n28_A_,103,104,1,1 7n28_A_,111,112,1,1 7n28_A_,113,115,1,1 7n28_A_,121,124,1,1 7n28_A_,123,149,1,1 7n28_A_,124,149,1,1 7n28_A_,126,128,1,1 7n28_A_,126,147,1,1 7n28_A_,128,145,1,1 7n28_A_,130,143,1,1 7n28_A_,132,141,1,1 7n28_A_,134,135,1,1 7n28_A_,134,139,1,1 7n28_A_,135,278,1,1 7n28_A_,136,139,1,1 7n28_A_,144,290,1,1 7n28_A_,146,288,1,1 7n28_A_,148,151,1,1 7n28_A_,149,152,1,1 7n28_A_,151,164,1,1 7n28_A_,151,386,1,1 7n28_A_,153,162,1,1 7n28_A_,156,160,1,1 7n28_A_,157,160,1,1 7n28_A_,162,163,1,1 7n28_A_,165,166,1,1 7n28_A_,165,168,1,1 7n28_A_,165,169,1,1 7n28_A_,172,398,1,1 7n28_A_,173,284,1,1 7n28_A_,174,398,1,1 7n28_A_,175,178,1,1 7n28_A_,179,181,1,1 7n28_A_,182,222,1,1 7n28_A_,185,221,1,1 7n28_A_,186,188,1,1 7n28_A_,187,218,1,1 7n28_A_,189,190,1,1 7n28_A_,190,193,1,1 7n28_A_,194,454,1,1 7n28_A_,195,215,1,1 7n28_A_,196,452,1,1 7n28_A_,197,213,1,1 7n28_A_,198,450,1,1 7n28_A_,199,211,1,1 7n28_A_,218,219,1,1 7n28_A_,219,220,1,1 7n28_A_,226,229,1,1 7n28_A_,226,443,1,1 7n28_A_,228,341,1,1 7n28_A_,230,414,1,1 7n28_A_,232,410,1,1 7n28_A_,233,413,1,1 7n28_A_,234,257,1,1 7n28_A_,236,258,1,1 7n28_A_,240,317,1,1 7n28_A_,241,257,1,1 7n28_A_,243,255,1,1 7n28_A_,244,252,1,1 7n28_A_,245,252,1,1 7n28_A_,246,252,1,1 7n28_A_,249,251,1,1 7n28_A_,254,417,1,1 7n28_A_,256,415,1,1 7n28_A_,258,413,1,1 7n28_A_,261,306,1,1 7n28_A_,262,412,1,1 7n28_A_,264,410,1,1 7n28_A_,265,301,1,1 7n28_A_,266,299,1,1 7n28_A_,267,299,1,1 7n28_A_,267,406,1,1 7n28_A_,268,406,1,1 7n28_A_,270,271,1,1 7n28_A_,270,294,1,1 7n28_A_,273,289,1,1 7n28_A_,275,287,1,1 7n28_A_,277,285,1,1 7n28_A_,278,283,1,1 7n28_A_,279,283,1,1 7n28_A_,286,398,1,1 7n28_A_,294,296,1,1 7n28_A_,300,379,1,1 7n28_A_,302,377,1,1 7n28_A_,303,305,1,1 7n28_A_,303,307,1,1 7n28_A_,304,308,1,1 7n28_A_,305,309,1,1 7n28_A_,305,374,1,1 7n28_A_,306,310,1,1 7n28_A_,307,310,1,1 7n28_A_,307,311,1,1 7n28_A_,307,358,1,1 7n28_A_,308,312,1,1 7n28_A_,309,313,1,1 7n28_A_,310,314,1,1 7n28_A_,311,315,1,1 7n28_A_,312,316,1,1 7n28_A_,313,317,1,1 7n28_A_,314,318,1,1 7n28_A_,316,319,1,1 7n28_A_,317,320,1,1 7n28_A_,318,322,1,1 7n28_A_,322,325,1,1 7n28_A_,326,429,1,1 7n28_A_,326,431,1,1 7n28_A_,327,363,1,1 7n28_A_,328,329,1,1 7n28_A_,328,361,1,1 7n28_A_,328,362,1,1 7n28_A_,328,431,1,1 7n28_A_,328,433,1,1 7n28_A_,329,361,1,1 7n28_A_,330,433,1,1 7n28_A_,336,340,1,1 7n28_A_,337,340,1,1 7n28_A_,338,341,1,1 7n28_A_,338,352,1,1 7n28_A_,342,353,1,1 7n28_A_,344,351,1,1 7n28_A_,346,349,1,1 7n28_A_,352,382,1,1 7n28_A_,354,355,1,1 7n28_A_,354,356,1,1 7n28_A_,354,380,1,1 7n28_A_,356,359,1,1 7n28_A_,357,378,1,1 7n28_A_,365,366,1,1 7n28_A_,368,370,1,1 7n28_A_,381,382,1,1 7n28_A_,385,398,1,1 7n28_A_,385,399,1,1 7n28_A_,387,396,1,1 7n28_A_,387,397,1,1 7n28_A_,410,411,1,1 7n28_A_,417,418,1,1 7n28_A_,418,434,1,1 7n28_A_,420,432,1,1 7n28_A_,427,430,1,1 7n28_A_,428,430,1,1 7n28_A_,439,442,1,1 7n28_A_,440,443,1,1 7n28_A_,441,445,1,1 7n28_A_,443,446,1,1 7n28_A_,444,447,1,1 7n28_A_,444,448,1,1 7n28_A_,449,450,1,1 7n28_A_,458,460,1,1 7n28_A_,462,464,1,1