pair,contact1,contact2,flow1,flow2 2n55_A_,4,6,1,1 2n55_A_,10,36,1,1 2n55_A_,17,19,1,1 2n55_A_,17,52,1,1 2n55_A_,17,54,1,1 2n55_A_,20,59,1,1 2n55_A_,21,24,1,1 2n55_A_,22,25,1,1 2n55_A_,22,26,1,1 2n55_A_,23,45,1,1 2n55_A_,24,45,1,1 2n55_A_,26,43,1,1 2n55_A_,27,43,1,1 2n55_A_,29,41,1,1 2n55_A_,31,39,1,1 2n55_A_,33,36,1,1 2n55_A_,33,37,1,1 2n55_A_,40,53,1,1 2n55_A_,42,51,1,1 2n55_A_,43,48,1,1 2n55_A_,44,49,1,1 2n55_A_,54,56,1,1 2n55_A_,54,57,1,1 2n55_A_,54,60,1,1 2n55_A_,58,61,1,1 2n55_A_,59,62,1,1 2n55_A_,59,63,1,1 2n55_A_,60,64,1,1 2n55_A_,62,66,1,1 2n55_A_,63,67,1,1 2n55_A_,66,69,1,1 2n55_A_,67,70,1,1