pair,contact1,contact2,flow1,flow2 7ssn_C_,3,21,1,1 7ssn_C_,4,21,1,1 7ssn_C_,4,22,1,1 7ssn_C_,6,20,1,1 7ssn_C_,7,49,1,1 7ssn_C_,7,50,1,1 7ssn_C_,8,18,1,1 7ssn_C_,9,47,1,1 7ssn_C_,10,12,1,1 7ssn_C_,10,37,1,1 7ssn_C_,20,21,1,1 7ssn_C_,22,27,1,1 7ssn_C_,22,29,1,1 7ssn_C_,26,27,1,1 7ssn_C_,30,48,1,1 7ssn_C_,33,46,1,1 7ssn_C_,35,44,1,1 7ssn_C_,37,41,1,1 7ssn_C_,37,42,1,1