pair,contact1,contact2,flow1,flow2 3zzl_A_,2,42,1,1 3zzl_A_,4,40,1,1 3zzl_A_,5,58,1,1 3zzl_A_,6,38,1,1 3zzl_A_,7,56,1,1 3zzl_A_,8,35,1,1 3zzl_A_,8,36,1,1 3zzl_A_,9,34,1,1 3zzl_A_,9,54,1,1 3zzl_A_,9,65,1,1 3zzl_A_,9,67,1,1 3zzl_A_,11,34,1,1 3zzl_A_,13,32,1,1 3zzl_A_,14,29,1,1 3zzl_A_,14,52,1,1 3zzl_A_,15,30,1,1 3zzl_A_,16,50,1,1 3zzl_A_,17,27,1,1 3zzl_A_,17,28,1,1 3zzl_A_,18,47,1,1 3zzl_A_,18,48,1,1 3zzl_A_,19,23,1,1 3zzl_A_,19,25,1,1 3zzl_A_,20,43,1,1 3zzl_A_,20,45,1,1 3zzl_A_,20,46,1,1 3zzl_A_,22,23,1,1 3zzl_A_,27,46,1,1 3zzl_A_,28,30,1,1 3zzl_A_,33,36,1,1 3zzl_A_,43,45,1,1 3zzl_A_,43,46,1,1 3zzl_A_,53,66,1,1 3zzl_A_,55,66,1,1 3zzl_A_,57,64,1,1 3zzl_A_,58,63,1,1 3zzl_A_,59,61,1,1 3zzl_A_,59,62,1,1 3zzl_A_,65,67,1,1 3zzl_A_,65,68,1,1