pair,contact1,contact2,flow1,flow2 7d80_z_,4,21,1,1 7d80_z_,4,22,1,1 7d80_z_,6,20,1,1 7d80_z_,8,18,1,1 7d80_z_,9,47,1,1 7d80_z_,10,12,1,1 7d80_z_,10,37,1,1 7d80_z_,11,45,1,1 7d80_z_,14,15,1,1 7d80_z_,18,36,1,1 7d80_z_,23,25,1,1 7d80_z_,31,48,1,1 7d80_z_,33,46,1,1 7d80_z_,35,44,1,1 7d80_z_,37,39,1,1 7d80_z_,37,40,1,1