pair,contact1,contact2,flow1,flow2 4xt3_B_,1,5,1,1 4xt3_B_,2,5,1,1 4xt3_B_,4,5,1,1 4xt3_B_,6,32,1,1 4xt3_B_,7,9,1,1 4xt3_B_,9,33,1,1 4xt3_B_,15,49,1,1 4xt3_B_,22,43,1,1 4xt3_B_,24,41,1,1 4xt3_B_,25,41,1,1 4xt3_B_,27,39,1,1 4xt3_B_,29,30,1,1 4xt3_B_,29,33,1,1 4xt3_B_,29,35,1,1 4xt3_B_,30,33,1,1 4xt3_B_,31,34,1,1 4xt3_B_,38,50,1,1 4xt3_B_,40,48,1,1 4xt3_B_,42,44,1,1 4xt3_B_,42,45,1,1 4xt3_B_,42,46,1,1 4xt3_B_,54,57,1,1 4xt3_B_,54,58,1,1 4xt3_B_,56,59,1,1 4xt3_B_,56,60,1,1 4xt3_B_,57,60,1,1 4xt3_B_,57,61,1,1 4xt3_B_,60,64,1,1 4xt3_B_,61,65,1,1 4xt3_B_,62,66,1,1 4xt3_B_,63,67,1,1 4xt3_B_,64,68,1,1