pair,contact1,contact2,flow1,flow2 4m4c_A_,3,17,1,1 4m4c_A_,3,19,1,1 4m4c_A_,5,27,1,1 4m4c_A_,6,8,1,1 4m4c_A_,6,9,1,1 4m4c_A_,9,11,1,1 4m4c_A_,9,26,1,1 4m4c_A_,9,27,1,1 4m4c_A_,10,20,1,1 4m4c_A_,11,20,1,1 4m4c_A_,11,25,1,1 4m4c_A_,12,17,1,1 4m4c_A_,13,16,1,1 4m4c_A_,13,17,1,1 4m4c_A_,13,18,1,1 4m4c_A_,16,17,1,1 4m4c_A_,16,18,1,1 4m4c_A_,20,23,1,1 4m4c_A_,24,34,1,1 4m4c_A_,24,36,1,1 4m4c_A_,25,34,1,1 4m4c_A_,28,31,1,1 4m4c_A_,30,37,1,1 4m4c_A_,30,60,1,1 4m4c_A_,30,61,1,1 4m4c_A_,31,35,1,1 4m4c_A_,32,35,1,1 4m4c_A_,32,41,1,1 4m4c_A_,33,34,1,1 4m4c_A_,38,41,1,1 4m4c_A_,40,54,1,1 4m4c_A_,40,55,1,1 4m4c_A_,41,55,1,1 4m4c_A_,43,53,1,1 4m4c_A_,44,53,1,1 4m4c_A_,44,62,1,1 4m4c_A_,46,51,1,1 4m4c_A_,47,64,1,1 4m4c_A_,56,58,1,1 4m4c_A_,59,61,1,1 4m4c_A_,62,63,1,1