pair,contact1,contact2,flow1,flow2 3exc_X_,1,62,1,1 3exc_X_,2,36,1,1 3exc_X_,3,60,1,1 3exc_X_,4,34,1,1 3exc_X_,5,58,1,1 3exc_X_,6,32,1,1 3exc_X_,7,56,1,1 3exc_X_,9,55,1,1 3exc_X_,10,12,1,1 3exc_X_,10,14,1,1 3exc_X_,12,16,1,1 3exc_X_,13,17,1,1 3exc_X_,14,18,1,1 3exc_X_,15,19,1,1 3exc_X_,16,20,1,1 3exc_X_,17,21,1,1 3exc_X_,18,22,1,1 3exc_X_,19,23,1,1 3exc_X_,20,24,1,1 3exc_X_,21,26,1,1 3exc_X_,22,25,1,1 3exc_X_,27,35,1,1 3exc_X_,28,30,1,1 3exc_X_,29,33,1,1 3exc_X_,30,33,1,1 3exc_X_,39,42,1,1 3exc_X_,40,44,1,1 3exc_X_,41,45,1,1 3exc_X_,42,46,1,1 3exc_X_,43,47,1,1 3exc_X_,44,48,1,1 3exc_X_,45,49,1,1 3exc_X_,46,49,1,1 3exc_X_,46,50,1,1 3exc_X_,51,53,1,1 3exc_X_,51,54,1,1 3exc_X_,51,55,1,1 3exc_X_,63,66,1,1 3exc_X_,63,67,1,1 3exc_X_,64,68,1,1 3exc_X_,65,68,1,1 3exc_X_,65,69,1,1 3exc_X_,67,70,1,1