pair,contact1,contact2,flow1,flow2 3ag4_M_,8,10,1,1 3ag4_M_,10,15,1,1 3ag4_M_,11,14,1,1 3ag4_M_,11,15,1,1 3ag4_M_,12,16,1,1 3ag4_M_,13,17,1,1 3ag4_M_,14,18,1,1 3ag4_M_,15,19,1,1 3ag4_M_,16,20,1,1 3ag4_M_,17,21,1,1 3ag4_M_,18,22,1,1 3ag4_M_,19,23,1,1 3ag4_M_,20,24,1,1 3ag4_M_,21,25,1,1 3ag4_M_,22,25,1,1 3ag4_M_,22,26,1,1 3ag4_M_,23,26,1,1 3ag4_M_,23,27,1,1 3ag4_M_,24,28,1,1 3ag4_M_,27,31,1,1 3ag4_M_,28,32,1,1 3ag4_M_,29,33,1,1 3ag4_M_,30,34,1,1 3ag4_M_,31,35,1,1 3ag4_M_,32,36,1,1 3ag4_M_,34,37,1,1 3ag4_M_,36,40,1,1 3ag4_M_,37,40,1,1 3ag4_M_,37,41,1,1 3ag4_M_,38,42,1,1 3ag4_M_,41,42,1,1 3ag4_M_,42,43,1,1