pair,contact1,contact2,flow1,flow2 7mmm_A_,3,7,1,1 7mmm_A_,4,8,1,1 7mmm_A_,5,9,1,1 7mmm_A_,6,10,1,1 7mmm_A_,7,11,1,1 7mmm_A_,8,11,1,1 7mmm_A_,9,13,1,1 7mmm_A_,10,14,1,1 7mmm_A_,11,12,1,1 7mmm_A_,11,15,1,1 7mmm_A_,12,16,1,1 7mmm_A_,13,17,1,1 7mmm_A_,14,18,1,1 7mmm_A_,15,19,1,1 7mmm_A_,16,20,1,1 7mmm_A_,17,21,1,1 7mmm_A_,18,22,1,1 7mmm_A_,19,23,1,1 7mmm_A_,21,24,1,1 7mmm_A_,21,25,1,1