pair,contact1,contact2,flow1,flow2 8gcm_C_,3,7,1,1 8gcm_C_,4,8,1,1 8gcm_C_,5,9,1,1 8gcm_C_,6,10,1,1 8gcm_C_,7,11,1,1 8gcm_C_,8,12,1,1 8gcm_C_,9,13,1,1 8gcm_C_,10,14,1,1 8gcm_C_,11,15,1,1 8gcm_C_,22,25,1,1 8gcm_C_,24,27,1,1 8gcm_C_,24,28,1,1 8gcm_C_,25,29,1,1 8gcm_C_,27,30,1,1 8gcm_C_,27,31,1,1 8gcm_C_,28,32,1,1 8gcm_C_,30,34,1,1 8gcm_C_,31,34,1,1 8gcm_C_,31,35,1,1 8gcm_C_,37,40,1,1 8gcm_C_,38,45,1,1 8gcm_C_,41,45,1,1 8gcm_C_,48,51,1,1 8gcm_C_,48,52,1,1