pair,contact1,contact2,flow1,flow2
6rmv_C_,2,6,1,1
6rmv_C_,3,7,1,1
6rmv_C_,4,8,1,1
6rmv_C_,5,9,1,1
6rmv_C_,6,11,1,1
6rmv_C_,7,10,1,1