pair,contact1,contact2,flow1,flow2 2rr4_A_,10,13,1,1 2rr4_A_,17,32,1,1 2rr4_A_,19,30,1,1 2rr4_A_,20,27,1,1 2rr4_A_,21,28,1,1 2rr4_A_,22,45,1,1 2rr4_A_,23,26,1,1 2rr4_A_,23,27,1,1 2rr4_A_,26,58,1,1 2rr4_A_,30,60,1,1 2rr4_A_,30,61,1,1 2rr4_A_,33,36,1,1 2rr4_A_,37,39,1,1 2rr4_A_,37,40,1,1 2rr4_A_,42,45,1,1 2rr4_A_,44,49,1,1 2rr4_A_,45,49,1,1 2rr4_A_,46,49,1,1 2rr4_A_,47,50,1,1 2rr4_A_,50,52,1,1 2rr4_A_,52,55,1,1 2rr4_A_,57,60,1,1 2rr4_A_,62,63,1,1