pair,contact1,contact2,flow1,flow2 7o1c_BH_,1,21,1,1 7o1c_BH_,2,20,1,1 7o1c_BH_,2,39,1,1 7o1c_BH_,3,19,1,1 7o1c_BH_,4,37,1,1 7o1c_BH_,5,16,1,1 7o1c_BH_,5,17,1,1 7o1c_BH_,6,35,1,1 7o1c_BH_,7,8,1,1 7o1c_BH_,9,12,1,1 7o1c_BH_,9,13,1,1 7o1c_BH_,14,17,1,1 7o1c_BH_,22,26,1,1 7o1c_BH_,23,27,1,1 7o1c_BH_,24,28,1,1 7o1c_BH_,25,30,1,1 7o1c_BH_,26,31,1,1 7o1c_BH_,29,33,1,1 7o1c_BH_,30,35,1,1 7o1c_BH_,31,34,1,1 7o1c_BH_,40,43,1,1 7o1c_BH_,43,46,1,1 7o1c_BH_,43,47,1,1 7o1c_BH_,44,49,1,1 7o1c_BH_,47,50,1,1 7o1c_BH_,48,51,1,1 7o1c_BH_,50,53,1,1 7o1c_BH_,50,54,1,1 7o1c_BH_,51,55,1,1 7o1c_BH_,53,56,1,1 7o1c_BH_,54,58,1,1 7o1c_BH_,58,62,1,1 7o1c_BH_,59,63,1,1 7o1c_BH_,61,65,1,1 7o1c_BH_,62,66,1,1 7o1c_BH_,63,67,1,1 7o1c_BH_,64,68,1,1 7o1c_BH_,65,69,1,1 7o1c_BH_,69,73,1,1 7o1c_BH_,71,106,1,1 7o1c_BH_,72,75,1,1 7o1c_BH_,75,77,1,1 7o1c_BH_,78,145,1,1 7o1c_BH_,80,145,1,1 7o1c_BH_,80,147,1,1 7o1c_BH_,82,147,1,1 7o1c_BH_,82,149,1,1 7o1c_BH_,86,87,1,1 7o1c_BH_,86,89,1,1 7o1c_BH_,88,125,1,1 7o1c_BH_,90,123,1,1 7o1c_BH_,93,121,1,1 7o1c_BH_,95,98,1,1 7o1c_BH_,95,99,1,1 7o1c_BH_,96,100,1,1 7o1c_BH_,97,101,1,1 7o1c_BH_,100,104,1,1 7o1c_BH_,101,104,1,1 7o1c_BH_,102,105,1,1 7o1c_BH_,103,106,1,1 7o1c_BH_,103,107,1,1 7o1c_BH_,111,114,1,1 7o1c_BH_,113,114,1,1 7o1c_BH_,113,116,1,1 7o1c_BH_,114,133,1,1 7o1c_BH_,115,117,1,1 7o1c_BH_,128,144,1,1 7o1c_BH_,130,142,1,1 7o1c_BH_,131,132,1,1 7o1c_BH_,131,140,1,1 7o1c_BH_,132,140,1,1 7o1c_BH_,135,136,1,1