pair,contact1,contact2,flow1,flow2 4lyl_B_,1,4,1,1 4lyl_B_,1,5,1,1 4lyl_B_,2,6,1,1 4lyl_B_,3,7,1,1 4lyl_B_,4,8,1,1 4lyl_B_,5,9,1,1 4lyl_B_,6,10,1,1 4lyl_B_,7,11,1,1 4lyl_B_,9,80,1,1 4lyl_B_,10,12,1,1 4lyl_B_,12,46,1,1 4lyl_B_,12,49,1,1 4lyl_B_,12,51,1,1 4lyl_B_,17,43,1,1 4lyl_B_,18,43,1,1 4lyl_B_,19,42,1,1 4lyl_B_,20,41,1,1 4lyl_B_,22,39,1,1 4lyl_B_,23,26,1,1 4lyl_B_,24,27,1,1 4lyl_B_,27,31,1,1 4lyl_B_,28,32,1,1 4lyl_B_,28,33,1,1 4lyl_B_,34,35,1,1 4lyl_B_,37,38,1,1 4lyl_B_,40,57,1,1 4lyl_B_,42,55,1,1 4lyl_B_,42,57,1,1 4lyl_B_,44,53,1,1 4lyl_B_,45,50,1,1 4lyl_B_,46,48,1,1 4lyl_B_,46,51,1,1 4lyl_B_,49,51,1,1 4lyl_B_,50,73,1,1 4lyl_B_,52,71,1,1 4lyl_B_,54,69,1,1 4lyl_B_,56,66,1,1 4lyl_B_,56,67,1,1 4lyl_B_,57,58,1,1 4lyl_B_,58,64,1,1 4lyl_B_,59,63,1,1 4lyl_B_,66,82,1,1 4lyl_B_,68,80,1,1 4lyl_B_,70,78,1,1 4lyl_B_,71,77,1,1 4lyl_B_,72,74,1,1 4lyl_B_,72,75,1,1 4lyl_B_,72,76,1,1