pair,contact1,contact2,flow1,flow2 2fmm_A_,4,7,1,1 2fmm_A_,5,8,1,1 2fmm_A_,5,38,1,1 2fmm_A_,6,9,1,1 2fmm_A_,8,36,1,1 2fmm_A_,8,38,1,1 2fmm_A_,11,32,1,1 2fmm_A_,13,30,1,1 2fmm_A_,14,30,1,1 2fmm_A_,16,28,1,1 2fmm_A_,17,28,1,1 2fmm_A_,19,26,1,1 2fmm_A_,21,22,1,1 2fmm_A_,21,24,1,1 2fmm_A_,25,42,1,1 2fmm_A_,27,40,1,1 2fmm_A_,29,38,1,1 2fmm_A_,30,31,1,1 2fmm_A_,30,34,1,1 2fmm_A_,31,38,1,1 2fmm_A_,34,36,1,1 2fmm_A_,41,44,1,1 2fmm_A_,41,45,1,1 2fmm_A_,42,46,1,1 2fmm_A_,44,47,1,1 2fmm_A_,44,48,1,1 2fmm_A_,45,49,1,1 2fmm_A_,49,53,1,1 2fmm_A_,50,54,1,1 2fmm_A_,51,55,1,1 2fmm_A_,52,56,1,1 2fmm_A_,53,57,1,1 2fmm_A_,54,58,1,1 2fmm_A_,55,59,1,1 2fmm_A_,57,60,1,1 2fmm_A_,58,61,1,1