pair,contact1,contact2,flow1,flow2 6xa1_Sb_,4,5,1,1 6xa1_Sb_,5,8,1,1 6xa1_Sb_,10,13,1,1 6xa1_Sb_,10,14,1,1 6xa1_Sb_,14,22,1,1 6xa1_Sb_,15,22,1,1 6xa1_Sb_,18,21,1,1 6xa1_Sb_,20,25,1,1 6xa1_Sb_,22,28,1,1 6xa1_Sb_,30,47,1,1 6xa1_Sb_,31,81,1,1 6xa1_Sb_,32,45,1,1 6xa1_Sb_,33,79,1,1 6xa1_Sb_,33,81,1,1 6xa1_Sb_,34,43,1,1 6xa1_Sb_,35,77,1,1 6xa1_Sb_,36,39,1,1 6xa1_Sb_,44,81,1,1 6xa1_Sb_,47,70,1,1 6xa1_Sb_,48,68,1,1 6xa1_Sb_,51,63,1,1 6xa1_Sb_,53,62,1,1 6xa1_Sb_,55,60,1,1 6xa1_Sb_,60,61,1,1 6xa1_Sb_,62,73,1,1 6xa1_Sb_,64,71,1,1 6xa1_Sb_,66,69,1,1 6xa1_Sb_,73,76,1,1