pair,contact1,contact2,flow1,flow2 2n8u_A_,1,3,1,1 2n8u_A_,7,10,1,1 2n8u_A_,9,25,1,1 2n8u_A_,10,36,1,1 2n8u_A_,11,12,1,1 2n8u_A_,11,23,1,1 2n8u_A_,12,20,1,1 2n8u_A_,12,22,1,1 2n8u_A_,13,21,1,1 2n8u_A_,15,17,1,1 2n8u_A_,15,18,1,1 2n8u_A_,15,19,1,1 2n8u_A_,22,31,1,1 2n8u_A_,24,26,1,1 2n8u_A_,24,27,1,1 2n8u_A_,24,29,1,1