pair,contact1,contact2,flow1,flow2 3k4g_A_,4,7,1,1 3k4g_A_,5,8,1,1 3k4g_A_,6,9,1,1 3k4g_A_,7,32,1,1 3k4g_A_,9,13,1,1 3k4g_A_,9,31,1,1 3k4g_A_,10,13,1,1 3k4g_A_,11,14,1,1 3k4g_A_,11,29,1,1 3k4g_A_,12,15,1,1 3k4g_A_,17,20,1,1 3k4g_A_,17,21,1,1 3k4g_A_,17,52,1,1 3k4g_A_,18,22,1,1 3k4g_A_,19,23,1,1 3k4g_A_,19,46,1,1 3k4g_A_,20,24,1,1 3k4g_A_,20,49,1,1 3k4g_A_,20,52,1,1 3k4g_A_,23,46,1,1 3k4g_A_,24,26,1,1 3k4g_A_,24,28,1,1 3k4g_A_,26,37,1,1 3k4g_A_,29,33,1,1 3k4g_A_,30,33,1,1 3k4g_A_,30,34,1,1 3k4g_A_,31,35,1,1 3k4g_A_,32,36,1,1 3k4g_A_,34,37,1,1 3k4g_A_,35,65,1,1 3k4g_A_,37,41,1,1 3k4g_A_,37,64,1,1 3k4g_A_,38,41,1,1 3k4g_A_,38,42,1,1 3k4g_A_,39,43,1,1 3k4g_A_,42,44,1,1 3k4g_A_,48,50,1,1 3k4g_A_,49,53,1,1 3k4g_A_,52,55,1,1 3k4g_A_,53,56,1,1 3k4g_A_,54,58,1,1 3k4g_A_,55,58,1,1 3k4g_A_,56,59,1,1 3k4g_A_,56,61,1,1 3k4g_A_,57,60,1,1 3k4g_A_,62,63,1,1