pair,contact1,contact2,flow1,flow2 2zfz_A_,1,5,1,1 2zfz_A_,2,6,1,1 2zfz_A_,3,7,1,1 2zfz_A_,3,33,1,1 2zfz_A_,4,8,1,1 2zfz_A_,5,9,1,1 2zfz_A_,6,10,1,1 2zfz_A_,7,11,1,1 2zfz_A_,8,12,1,1 2zfz_A_,13,25,1,1 2zfz_A_,14,25,1,1 2zfz_A_,15,74,1,1 2zfz_A_,16,17,1,1 2zfz_A_,16,23,1,1 2zfz_A_,18,21,1,1 2zfz_A_,19,66,1,1 2zfz_A_,20,60,1,1 2zfz_A_,22,58,1,1 2zfz_A_,24,56,1,1 2zfz_A_,25,54,1,1 2zfz_A_,26,27,1,1 2zfz_A_,26,54,1,1 2zfz_A_,27,30,1,1 2zfz_A_,29,53,1,1 2zfz_A_,30,34,1,1 2zfz_A_,31,35,1,1 2zfz_A_,31,53,1,1 2zfz_A_,32,36,1,1 2zfz_A_,34,38,1,1 2zfz_A_,35,39,1,1 2zfz_A_,36,40,1,1 2zfz_A_,37,41,1,1 2zfz_A_,38,42,1,1 2zfz_A_,39,42,1,1 2zfz_A_,39,49,1,1 2zfz_A_,43,46,1,1 2zfz_A_,44,61,1,1 2zfz_A_,45,61,1,1 2zfz_A_,45,64,1,1 2zfz_A_,47,59,1,1 2zfz_A_,48,59,1,1 2zfz_A_,50,57,1,1 2zfz_A_,52,55,1,1 2zfz_A_,54,55,1,1 2zfz_A_,61,64,1,1 2zfz_A_,65,68,1,1 2zfz_A_,65,69,1,1 2zfz_A_,66,70,1,1 2zfz_A_,67,71,1,1 2zfz_A_,68,72,1,1 2zfz_A_,69,73,1,1 2zfz_A_,70,74,1,1 2zfz_A_,71,75,1,1 2zfz_A_,72,76,1,1 2zfz_A_,73,77,1,1