pair,contact1,contact2,flow1,flow2 3a3p_B_,1,39,1,1 3a3p_B_,2,39,1,1 3a3p_B_,3,38,1,1 3a3p_B_,4,37,1,1 3a3p_B_,5,57,1,1 3a3p_B_,6,35,1,1 3a3p_B_,7,54,1,1 3a3p_B_,7,55,1,1 3a3p_B_,8,33,1,1 3a3p_B_,9,11,1,1 3a3p_B_,9,12,1,1 3a3p_B_,9,52,1,1 3a3p_B_,14,16,1,1 3a3p_B_,14,17,1,1 3a3p_B_,15,18,1,1 3a3p_B_,17,20,1,1 3a3p_B_,18,21,1,1 3a3p_B_,18,23,1,1 3a3p_B_,19,22,1,1 3a3p_B_,24,38,1,1 3a3p_B_,26,36,1,1 3a3p_B_,27,36,1,1 3a3p_B_,29,34,1,1 3a3p_B_,32,34,1,1 3a3p_B_,40,43,1,1 3a3p_B_,43,47,1,1 3a3p_B_,44,48,1,1 3a3p_B_,46,49,1,1 3a3p_B_,47,50,1,1 3a3p_B_,50,53,1,1 3a3p_B_,59,61,1,1