pair,contact1,contact2,flow1,flow2 4hlh_C_,5,8,1,1 4hlh_C_,6,8,1,1 4hlh_C_,9,32,1,1 4hlh_C_,11,26,1,1 4hlh_C_,13,24,1,1 4hlh_C_,18,20,1,1 4hlh_C_,18,21,1,1 4hlh_C_,29,31,1,1 4hlh_C_,29,32,1,1 4hlh_C_,30,33,1,1 4hlh_C_,34,36,1,1