pair,contact1,contact2,flow1,flow2 5fl8_t_,34,37,1,1 5fl8_t_,40,43,1,1 5fl8_t_,45,49,1,1 5fl8_t_,53,56,1,1 5fl8_t_,54,57,1,1 5fl8_t_,56,60,1,1