pair,contact1,contact2,flow1,flow2 3dxs_X_,2,46,1,1 3dxs_X_,3,73,1,1 3dxs_X_,3,74,1,1 3dxs_X_,4,44,1,1 3dxs_X_,5,70,1,1 3dxs_X_,5,71,1,1 3dxs_X_,5,73,1,1 3dxs_X_,6,42,1,1 3dxs_X_,7,68,1,1 3dxs_X_,8,40,1,1 3dxs_X_,9,66,1,1 3dxs_X_,13,17,1,1 3dxs_X_,14,17,1,1 3dxs_X_,14,18,1,1 3dxs_X_,15,19,1,1 3dxs_X_,16,19,1,1 3dxs_X_,16,20,1,1 3dxs_X_,17,21,1,1 3dxs_X_,18,22,1,1 3dxs_X_,19,23,1,1 3dxs_X_,20,24,1,1 3dxs_X_,21,25,1,1 3dxs_X_,21,35,1,1 3dxs_X_,22,26,1,1 3dxs_X_,23,26,1,1 3dxs_X_,24,27,1,1 3dxs_X_,27,30,1,1 3dxs_X_,29,47,1,1 3dxs_X_,31,45,1,1 3dxs_X_,32,45,1,1 3dxs_X_,34,43,1,1 3dxs_X_,36,39,1,1 3dxs_X_,36,41,1,1 3dxs_X_,41,43,1,1 3dxs_X_,47,49,1,1 3dxs_X_,47,50,1,1 3dxs_X_,47,51,1,1 3dxs_X_,48,52,1,1 3dxs_X_,52,55,1,1 3dxs_X_,52,56,1,1 3dxs_X_,53,57,1,1 3dxs_X_,54,58,1,1 3dxs_X_,55,59,1,1 3dxs_X_,56,60,1,1 3dxs_X_,57,61,1,1 3dxs_X_,57,67,1,1 3dxs_X_,57,68,1,1 3dxs_X_,58,62,1,1 3dxs_X_,59,63,1,1 3dxs_X_,60,63,1,1 3dxs_X_,60,64,1,1 3dxs_X_,60,65,1,1 3dxs_X_,61,64,1,1 3dxs_X_,68,69,1,1