pair,contact1,contact2,flow1,flow2 8c2s_d_,2,5,1,1 8c2s_d_,5,8,1,1 8c2s_d_,15,18,1,1 8c2s_d_,16,19,1,1 8c2s_d_,18,21,1,1 8c2s_d_,25,28,1,1 8c2s_d_,28,32,1,1 8c2s_d_,29,33,1,1 8c2s_d_,30,34,1,1 8c2s_d_,31,35,1,1 8c2s_d_,32,36,1,1 8c2s_d_,33,37,1,1 8c2s_d_,34,38,1,1 8c2s_d_,35,39,1,1 8c2s_d_,36,40,1,1 8c2s_d_,37,41,1,1 8c2s_d_,38,42,1,1 8c2s_d_,39,43,1,1 8c2s_d_,40,44,1,1 8c2s_d_,41,45,1,1 8c2s_d_,42,46,1,1 8c2s_d_,43,47,1,1 8c2s_d_,44,48,1,1 8c2s_d_,45,49,1,1 8c2s_d_,46,51,1,1 8c2s_d_,46,53,1,1 8c2s_d_,46,56,1,1 8c2s_d_,47,50,1,1 8c2s_d_,52,56,1,1 8c2s_d_,54,61,1,1 8c2s_d_,56,61,1,1 8c2s_d_,57,61,1,1 8c2s_d_,58,62,1,1 8c2s_d_,59,63,1,1 8c2s_d_,60,64,1,1 8c2s_d_,61,65,1,1 8c2s_d_,62,66,1,1 8c2s_d_,63,67,1,1 8c2s_d_,64,68,1,1 8c2s_d_,65,69,1,1 8c2s_d_,66,70,1,1 8c2s_d_,67,71,1,1 8c2s_d_,68,72,1,1 8c2s_d_,69,73,1,1 8c2s_d_,71,75,1,1 8c2s_d_,72,76,1,1 8c2s_d_,73,77,1,1 8c2s_d_,74,78,1,1 8c2s_d_,75,79,1,1 8c2s_d_,76,80,1,1 8c2s_d_,77,81,1,1 8c2s_d_,78,82,1,1 8c2s_d_,79,83,1,1 8c2s_d_,80,84,1,1 8c2s_d_,81,85,1,1 8c2s_d_,82,86,1,1 8c2s_d_,83,87,1,1 8c2s_d_,84,88,1,1 8c2s_d_,85,89,1,1 8c2s_d_,86,90,1,1 8c2s_d_,87,91,1,1 8c2s_d_,88,92,1,1 8c2s_d_,89,93,1,1 8c2s_d_,90,94,1,1 8c2s_d_,91,95,1,1 8c2s_d_,92,96,1,1 8c2s_d_,93,97,1,1 8c2s_d_,109,112,1,1