pair,contact1,contact2,flow1,flow2 7r4t_A_,7,71,1,1 7r4t_A_,11,13,1,1 7r4t_A_,11,67,1,1 7r4t_A_,17,63,1,1 7r4t_A_,21,56,1,1 7r4t_A_,21,58,1,1 7r4t_A_,30,32,1,1 7r4t_A_,35,37,1,1 7r4t_A_,45,46,1,1 7r4t_A_,50,55,1,1 7r4t_A_,56,58,1,1 7r4t_A_,67,69,1,1 7r4t_A_,69,71,1,1