pair,contact1,contact2,flow1,flow2 7uih_F_,4,7,1,1 7uih_F_,5,8,1,1 7uih_F_,7,16,1,1 7uih_F_,9,14,1,1 7uih_F_,12,13,1,1 7uih_F_,17,19,1,1 7uih_F_,18,21,1,1