pair,contact1,contact2,flow1,flow2
1bth_J_,4,13,1,1
1bth_J_,8,11,1,1
1bth_J_,8,12,1,1
1bth_J_,8,13,1,1
1bth_J_,8,18,1,1
1bth_J_,9,14,1,1
1bth_J_,11,14,1,1
1bth_J_,11,16,1,1
1bth_J_,12,15,1,1