pair,contact1,contact2,flow1,flow2 1zn5_A_,4,8,1,1 1zn5_A_,5,9,1,1 1zn5_A_,6,9,1,1 1zn5_A_,7,11,1,1 1zn5_A_,8,12,1,1 1zn5_A_,9,13,1,1 1zn5_A_,10,14,1,1 1zn5_A_,11,15,1,1 1zn5_A_,12,17,1,1 1zn5_A_,14,18,1,1 1zn5_A_,16,19,1,1 1zn5_A_,16,20,1,1 1zn5_A_,17,20,1,1 1zn5_A_,18,22,1,1 1zn5_A_,19,23,1,1 1zn5_A_,20,24,1,1 1zn5_A_,21,25,1,1 1zn5_A_,22,26,1,1 1zn5_A_,23,27,1,1 1zn5_A_,24,28,1,1 1zn5_A_,25,29,1,1 1zn5_A_,26,30,1,1 1zn5_A_,27,31,1,1 1zn5_A_,28,32,1,1 1zn5_A_,29,33,1,1 1zn5_A_,30,34,1,1 1zn5_A_,31,35,1,1 1zn5_A_,32,35,1,1 1zn5_A_,33,36,1,1 1zn5_A_,34,38,1,1 1zn5_A_,35,39,1,1 1zn5_A_,36,40,1,1 1zn5_A_,37,41,1,1 1zn5_A_,38,42,1,1 1zn5_A_,39,43,1,1 1zn5_A_,40,44,1,1 1zn5_A_,42,46,1,1