pair,contact1,contact2,flow1,flow2 7md7_1n_,2,5,1,1 7md7_1n_,2,6,1,1 7md7_1n_,2,27,1,1 7md7_1n_,3,7,1,1 7md7_1n_,4,8,1,1 7md7_1n_,5,9,1,1 7md7_1n_,5,22,1,1 7md7_1n_,20,22,1,1 7md7_1n_,23,27,1,1 7md7_1n_,23,28,1,1 7md7_1n_,24,37,1,1 7md7_1n_,25,45,1,1 7md7_1n_,31,40,1,1 7md7_1n_,33,36,1,1 7md7_1n_,33,37,1,1 7md7_1n_,33,38,1,1 7md7_1n_,39,43,1,1 7md7_1n_,40,44,1,1 7md7_1n_,41,45,1,1 7md7_1n_,42,46,1,1 7md7_1n_,43,47,1,1 7md7_1n_,44,48,1,1 7md7_1n_,45,49,1,1 7md7_1n_,46,50,1,1 7md7_1n_,46,51,1,1 7md7_1n_,47,50,1,1 7md7_1n_,52,55,1,1