pair,contact1,contact2,flow1,flow2 3j81_a_,2,4,1,1 3j81_a_,4,7,1,1 3j81_a_,5,12,1,1 3j81_a_,9,11,1,1 3j81_a_,10,12,1,1 3j81_a_,18,31,1,1 3j81_a_,20,29,1,1 3j81_a_,21,26,1,1 3j81_a_,22,24,1,1 3j81_a_,22,27,1,1 3j81_a_,22,71,1,1 3j81_a_,24,25,1,1 3j81_a_,30,32,1,1 3j81_a_,39,68,1,1 3j81_a_,41,66,1,1 3j81_a_,43,64,1,1 3j81_a_,45,48,1,1 3j81_a_,49,53,1,1 3j81_a_,50,54,1,1 3j81_a_,51,55,1,1 3j81_a_,52,56,1,1 3j81_a_,53,56,1,1 3j81_a_,74,77,1,1 3j81_a_,86,91,1,1 3j81_a_,87,89,1,1 3j81_a_,87,90,1,1