pair,contact1,contact2,flow1,flow2 7t6t_C_,1,3,1,1 7t6t_C_,1,4,1,1 7t6t_C_,2,6,1,1 7t6t_C_,3,7,1,1 7t6t_C_,4,8,1,1 7t6t_C_,5,9,1,1 7t6t_C_,6,10,1,1 7t6t_C_,7,11,1,1 7t6t_C_,9,12,1,1 7t6t_C_,9,13,1,1 7t6t_C_,10,14,1,1 7t6t_C_,11,15,1,1 7t6t_C_,12,16,1,1 7t6t_C_,14,19,1,1 7t6t_C_,15,19,1,1 7t6t_C_,21,25,1,1 7t6t_C_,22,26,1,1 7t6t_C_,23,27,1,1 7t6t_C_,24,28,1,1 7t6t_C_,25,29,1,1 7t6t_C_,26,30,1,1 7t6t_C_,27,31,1,1 7t6t_C_,28,32,1,1 7t6t_C_,29,33,1,1 7t6t_C_,30,34,1,1 7t6t_C_,31,35,1,1 7t6t_C_,32,36,1,1 7t6t_C_,34,37,1,1 7t6t_C_,47,50,1,1 7t6t_C_,48,54,1,1 7t6t_C_,51,53,1,1