pair,contact1,contact2,flow1,flow2 3dz5_B_,5,7,1,1 3dz5_B_,12,14,1,1 3dz5_B_,17,19,1,1 3dz5_B_,17,22,1,1 3dz5_B_,19,21,1,1 3dz5_B_,19,22,1,1 3dz5_B_,20,23,1,1 3dz5_B_,21,46,1,1 3dz5_B_,24,27,1,1 3dz5_B_,24,28,1,1 3dz5_B_,25,29,1,1 3dz5_B_,26,30,1,1 3dz5_B_,27,31,1,1 3dz5_B_,28,32,1,1 3dz5_B_,29,33,1,1 3dz5_B_,30,33,1,1 3dz5_B_,32,36,1,1 3dz5_B_,32,37,1,1 3dz5_B_,38,54,1,1 3dz5_B_,40,52,1,1 3dz5_B_,41,52,1,1 3dz5_B_,43,50,1,1 3dz5_B_,44,49,1,1 3dz5_B_,45,48,1,1 3dz5_B_,49,51,1,1