pair,contact1,contact2,flow1,flow2
4v5z_By_,1,4,1,1
4v5z_By_,4,7,1,1
4v5z_By_,7,8,1,1
4v5z_By_,9,11,1,1
4v5z_By_,17,20,1,1
4v5z_By_,17,28,1,1
4v5z_By_,20,27,1,1
4v5z_By_,23,26,1,1
4v5z_By_,25,27,1,1
4v5z_By_,36,37,1,1
4v5z_By_,37,41,1,1
4v5z_By_,39,42,1,1
4v5z_By_,43,44,1,1
4v5z_By_,55,60,1,1
4v5z_By_,56,59,1,1