pair,contact1,contact2,flow1,flow2 1zc4_B_,1,30,1,1 1zc4_B_,2,3,1,1 1zc4_B_,2,30,1,1 1zc4_B_,2,31,1,1 1zc4_B_,5,28,1,1 1zc4_B_,6,28,1,1 1zc4_B_,6,93,1,1 1zc4_B_,7,25,1,1 1zc4_B_,8,26,1,1 1zc4_B_,10,24,1,1 1zc4_B_,11,84,1,1 1zc4_B_,12,21,1,1 1zc4_B_,12,22,1,1 1zc4_B_,12,81,1,1 1zc4_B_,13,82,1,1 1zc4_B_,13,84,1,1 1zc4_B_,14,16,1,1 1zc4_B_,14,17,1,1 1zc4_B_,14,19,1,1 1zc4_B_,25,36,1,1 1zc4_B_,27,34,1,1 1zc4_B_,29,32,1,1 1zc4_B_,31,32,1,1 1zc4_B_,31,54,1,1 1zc4_B_,33,52,1,1 1zc4_B_,35,50,1,1 1zc4_B_,37,48,1,1 1zc4_B_,37,81,1,1 1zc4_B_,39,46,1,1 1zc4_B_,48,79,1,1 1zc4_B_,52,79,1,1 1zc4_B_,52,81,1,1 1zc4_B_,53,56,1,1 1zc4_B_,53,57,1,1 1zc4_B_,55,109,1,1 1zc4_B_,58,75,1,1 1zc4_B_,60,73,1,1 1zc4_B_,61,91,1,1 1zc4_B_,62,71,1,1 1zc4_B_,62,91,1,1 1zc4_B_,64,70,1,1 1zc4_B_,65,68,1,1 1zc4_B_,69,84,1,1 1zc4_B_,70,85,1,1 1zc4_B_,71,91,1,1 1zc4_B_,72,83,1,1 1zc4_B_,74,81,1,1 1zc4_B_,76,79,1,1 1zc4_B_,87,90,1,1 1zc4_B_,87,91,1,1 1zc4_B_,88,92,1,1 1zc4_B_,89,93,1,1 1zc4_B_,90,94,1,1 1zc4_B_,91,95,1,1 1zc4_B_,92,96,1,1 1zc4_B_,93,97,1,1 1zc4_B_,94,98,1,1 1zc4_B_,95,99,1,1 1zc4_B_,96,100,1,1 1zc4_B_,97,101,1,1 1zc4_B_,98,102,1,1 1zc4_B_,99,103,1,1 1zc4_B_,100,104,1,1 1zc4_B_,101,105,1,1 1zc4_B_,102,106,1,1 1zc4_B_,103,107,1,1 1zc4_B_,104,108,1,1 1zc4_B_,105,109,1,1 1zc4_B_,106,110,1,1 1zc4_B_,107,110,1,1 1zc4_B_,107,111,1,1 1zc4_B_,109,112,1,1 1zc4_B_,109,113,1,1