pair,contact1,contact2,flow1,flow2 3nbh_A_,4,6,1,1 3nbh_A_,4,7,1,1 3nbh_A_,5,8,1,1 3nbh_A_,7,10,1,1 3nbh_A_,8,11,1,1 3nbh_A_,12,13,1,1 3nbh_A_,12,141,1,1 3nbh_A_,15,141,1,1 3nbh_A_,16,32,1,1 3nbh_A_,17,21,1,1 3nbh_A_,18,59,1,1 3nbh_A_,19,61,1,1 3nbh_A_,20,23,1,1 3nbh_A_,21,23,1,1 3nbh_A_,27,29,1,1 3nbh_A_,29,117,1,1 3nbh_A_,31,115,1,1 3nbh_A_,32,129,1,1 3nbh_A_,35,112,1,1 3nbh_A_,36,58,1,1 3nbh_A_,38,56,1,1 3nbh_A_,39,40,1,1 3nbh_A_,39,56,1,1 3nbh_A_,41,54,1,1 3nbh_A_,45,47,1,1 3nbh_A_,45,52,1,1 3nbh_A_,46,49,1,1 3nbh_A_,51,70,1,1 3nbh_A_,51,79,1,1 3nbh_A_,53,68,1,1 3nbh_A_,55,66,1,1 3nbh_A_,56,65,1,1 3nbh_A_,57,64,1,1 3nbh_A_,58,60,1,1 3nbh_A_,58,62,1,1 3nbh_A_,59,61,1,1 3nbh_A_,65,124,1,1 3nbh_A_,67,123,1,1 3nbh_A_,67,124,1,1 3nbh_A_,70,74,1,1 3nbh_A_,71,75,1,1 3nbh_A_,72,76,1,1 3nbh_A_,73,77,1,1 3nbh_A_,74,78,1,1 3nbh_A_,80,83,1,1 3nbh_A_,82,85,1,1 3nbh_A_,83,86,1,1 3nbh_A_,85,88,1,1 3nbh_A_,86,89,1,1 3nbh_A_,89,91,1,1 3nbh_A_,89,93,1,1 3nbh_A_,90,94,1,1 3nbh_A_,91,95,1,1 3nbh_A_,92,96,1,1 3nbh_A_,93,97,1,1 3nbh_A_,94,98,1,1 3nbh_A_,95,99,1,1 3nbh_A_,96,100,1,1 3nbh_A_,97,101,1,1 3nbh_A_,98,102,1,1 3nbh_A_,99,103,1,1 3nbh_A_,100,104,1,1 3nbh_A_,101,105,1,1 3nbh_A_,102,106,1,1 3nbh_A_,103,107,1,1 3nbh_A_,104,108,1,1 3nbh_A_,105,109,1,1 3nbh_A_,112,113,1,1 3nbh_A_,113,129,1,1 3nbh_A_,114,126,1,1 3nbh_A_,114,127,1,1 3nbh_A_,118,121,1,1 3nbh_A_,118,122,1,1 3nbh_A_,118,123,1,1 3nbh_A_,132,134,1,1 3nbh_A_,132,135,1,1 3nbh_A_,133,137,1,1 3nbh_A_,134,138,1,1 3nbh_A_,135,139,1,1 3nbh_A_,136,140,1,1 3nbh_A_,137,141,1,1 3nbh_A_,139,142,1,1