pair,contact1,contact2,flow1,flow2 1dz1_A_,5,8,1,1 1dz1_A_,10,13,1,1 1dz1_A_,11,14,1,1 1dz1_A_,12,15,1,1 1dz1_A_,14,44,1,1 1dz1_A_,17,38,1,1 1dz1_A_,19,36,1,1 1dz1_A_,22,34,1,1 1dz1_A_,23,34,1,1 1dz1_A_,25,32,1,1 1dz1_A_,31,48,1,1 1dz1_A_,33,35,1,1 1dz1_A_,33,46,1,1 1dz1_A_,35,44,1,1 1dz1_A_,36,40,1,1 1dz1_A_,37,40,1,1 1dz1_A_,47,51,1,1 1dz1_A_,48,52,1,1 1dz1_A_,50,54,1,1 1dz1_A_,51,55,1,1 1dz1_A_,55,59,1,1 1dz1_A_,56,60,1,1 1dz1_A_,57,61,1,1 1dz1_A_,58,62,1,1 1dz1_A_,59,63,1,1 1dz1_A_,60,64,1,1 1dz1_A_,62,65,1,1 1dz1_A_,62,66,1,1 1dz1_A_,65,66,1,1