pair,contact1,contact2,flow1,flow2 2m68_A_,1,7,1,1 2m68_A_,3,6,1,1 2m68_A_,3,7,1,1 2m68_A_,4,8,1,1 2m68_A_,9,22,1,1 2m68_A_,10,21,1,1 2m68_A_,11,20,1,1 2m68_A_,13,15,1,1 2m68_A_,13,16,1,1 2m68_A_,13,17,1,1 2m68_A_,13,18,1,1 2m68_A_,16,18,1,1 2m68_A_,16,141,1,1 2m68_A_,18,139,1,1 2m68_A_,21,23,1,1 2m68_A_,22,25,1,1 2m68_A_,23,26,1,1 2m68_A_,25,45,1,1 2m68_A_,26,45,1,1 2m68_A_,27,30,1,1 2m68_A_,28,48,1,1 2m68_A_,28,50,1,1 2m68_A_,29,51,1,1 2m68_A_,30,32,1,1 2m68_A_,31,43,1,1 2m68_A_,33,41,1,1 2m68_A_,35,39,1,1 2m68_A_,36,39,1,1 2m68_A_,40,61,1,1 2m68_A_,42,59,1,1 2m68_A_,44,47,1,1 2m68_A_,44,57,1,1 2m68_A_,44,85,1,1 2m68_A_,46,85,1,1 2m68_A_,48,72,1,1 2m68_A_,49,51,1,1 2m68_A_,49,52,1,1 2m68_A_,49,56,1,1 2m68_A_,53,56,1,1 2m68_A_,55,70,1,1 2m68_A_,57,68,1,1 2m68_A_,58,67,1,1 2m68_A_,60,65,1,1 2m68_A_,69,71,1,1 2m68_A_,69,86,1,1 2m68_A_,72,74,1,1 2m68_A_,75,82,1,1 2m68_A_,77,80,1,1 2m68_A_,81,105,1,1 2m68_A_,83,103,1,1 2m68_A_,85,101,1,1 2m68_A_,87,98,1,1 2m68_A_,89,91,1,1 2m68_A_,89,99,1,1 2m68_A_,93,94,1,1 2m68_A_,93,124,1,1 2m68_A_,95,125,1,1 2m68_A_,100,129,1,1 2m68_A_,102,129,1,1 2m68_A_,102,131,1,1 2m68_A_,104,131,1,1 2m68_A_,104,133,1,1 2m68_A_,106,133,1,1 2m68_A_,106,135,1,1 2m68_A_,108,110,1,1 2m68_A_,108,111,1,1 2m68_A_,108,135,1,1 2m68_A_,111,115,1,1 2m68_A_,114,116,1,1 2m68_A_,115,133,1,1 2m68_A_,118,132,1,1 2m68_A_,120,130,1,1 2m68_A_,121,130,1,1 2m68_A_,123,125,1,1 2m68_A_,123,126,1,1 2m68_A_,123,128,1,1 2m68_A_,124,127,1,1 2m68_A_,126,128,1,1 2m68_A_,135,137,1,1 2m68_A_,135,138,1,1 2m68_A_,135,139,1,1 2m68_A_,136,139,1,1