pair,contact1,contact2,flow1,flow2 8t42_N_,1,4,1,1 8t42_N_,2,6,1,1 8t42_N_,3,7,1,1 8t42_N_,4,8,1,1 8t42_N_,5,9,1,1 8t42_N_,6,10,1,1 8t42_N_,8,12,1,1 8t42_N_,9,13,1,1 8t42_N_,10,14,1,1 8t42_N_,11,15,1,1 8t42_N_,12,16,1,1 8t42_N_,13,17,1,1 8t42_N_,14,18,1,1 8t42_N_,15,19,1,1 8t42_N_,16,20,1,1 8t42_N_,17,21,1,1 8t42_N_,19,22,1,1