pair,contact1,contact2,flow1,flow2 7pic_M_,2,6,1,1 7pic_M_,2,26,1,1 7pic_M_,3,7,1,1 7pic_M_,4,8,1,1 7pic_M_,5,9,1,1 7pic_M_,6,10,1,1 7pic_M_,7,10,1,1 7pic_M_,17,19,1,1 7pic_M_,21,34,1,1 7pic_M_,33,37,1,1 7pic_M_,39,43,1,1 7pic_M_,41,45,1,1 7pic_M_,42,46,1,1 7pic_M_,43,47,1,1 7pic_M_,44,48,1,1 7pic_M_,45,49,1,1 7pic_M_,46,50,1,1 7pic_M_,52,55,1,1 7pic_M_,53,56,1,1 7pic_M_,55,56,1,1