pair,contact1,contact2,flow1,flow2 2r5z_B_,5,8,1,1 2r5z_B_,5,9,1,1 2r5z_B_,6,10,1,1 2r5z_B_,7,11,1,1 2r5z_B_,8,12,1,1 2r5z_B_,8,37,1,1 2r5z_B_,9,13,1,1 2r5z_B_,10,14,1,1 2r5z_B_,11,15,1,1 2r5z_B_,12,16,1,1 2r5z_B_,13,17,1,1 2r5z_B_,13,51,1,1 2r5z_B_,14,18,1,1 2r5z_B_,15,19,1,1 2r5z_B_,16,19,1,1 2r5z_B_,17,20,1,1 2r5z_B_,17,51,1,1 2r5z_B_,19,22,1,1 2r5z_B_,22,24,1,1 2r5z_B_,23,52,1,1 2r5z_B_,26,28,1,1 2r5z_B_,26,30,1,1 2r5z_B_,27,31,1,1 2r5z_B_,28,32,1,1 2r5z_B_,29,33,1,1 2r5z_B_,30,34,1,1 2r5z_B_,31,35,1,1 2r5z_B_,32,35,1,1 2r5z_B_,32,36,1,1 2r5z_B_,33,37,1,1 2r5z_B_,34,39,1,1 2r5z_B_,35,38,1,1 2r5z_B_,40,42,1,1 2r5z_B_,40,43,1,1 2r5z_B_,40,44,1,1 2r5z_B_,41,45,1,1 2r5z_B_,42,46,1,1 2r5z_B_,43,47,1,1 2r5z_B_,44,48,1,1 2r5z_B_,45,49,1,1 2r5z_B_,46,50,1,1 2r5z_B_,47,51,1,1 2r5z_B_,48,52,1,1 2r5z_B_,49,53,1,1 2r5z_B_,50,54,1,1 2r5z_B_,51,55,1,1 2r5z_B_,52,55,1,1 2r5z_B_,52,56,1,1 2r5z_B_,53,57,1,1 2r5z_B_,55,58,1,1 2r5z_B_,56,59,1,1