pair,contact1,contact2,flow1,flow2 4dv3_C_,1,2,1,1 4dv3_C_,2,3,1,1 4dv3_C_,5,9,1,1 4dv3_C_,6,10,1,1 4dv3_C_,7,10,1,1 4dv3_C_,10,13,1,1 4dv3_C_,10,174,1,1 4dv3_C_,13,14,1,1 4dv3_C_,13,15,1,1 4dv3_C_,18,56,1,1 4dv3_C_,20,56,1,1 4dv3_C_,20,58,1,1 4dv3_C_,27,31,1,1 4dv3_C_,28,32,1,1 4dv3_C_,29,33,1,1 4dv3_C_,30,34,1,1 4dv3_C_,31,35,1,1 4dv3_C_,32,36,1,1 4dv3_C_,33,37,1,1 4dv3_C_,34,38,1,1 4dv3_C_,34,58,1,1 4dv3_C_,35,39,1,1 4dv3_C_,36,40,1,1 4dv3_C_,37,41,1,1 4dv3_C_,38,42,1,1 4dv3_C_,39,43,1,1 4dv3_C_,40,44,1,1 4dv3_C_,41,44,1,1 4dv3_C_,42,45,1,1 4dv3_C_,42,46,1,1 4dv3_C_,45,82,1,1 4dv3_C_,46,49,1,1 4dv3_C_,48,71,1,1 4dv3_C_,49,71,1,1 4dv3_C_,52,68,1,1 4dv3_C_,53,68,1,1 4dv3_C_,55,66,1,1 4dv3_C_,61,62,1,1 4dv3_C_,63,99,1,1 4dv3_C_,67,101,1,1 4dv3_C_,67,103,1,1 4dv3_C_,69,103,1,1 4dv3_C_,69,105,1,1 4dv3_C_,72,76,1,1 4dv3_C_,74,82,1,1 4dv3_C_,80,84,1,1 4dv3_C_,81,85,1,1 4dv3_C_,82,86,1,1 4dv3_C_,83,87,1,1 4dv3_C_,84,88,1,1 4dv3_C_,85,89,1,1 4dv3_C_,86,90,1,1 4dv3_C_,87,90,1,1 4dv3_C_,87,91,1,1 4dv3_C_,90,94,1,1 4dv3_C_,102,103,1,1 4dv3_C_,104,106,1,1 4dv3_C_,107,110,1,1 4dv3_C_,107,143,1,1 4dv3_C_,108,111,1,1 4dv3_C_,112,116,1,1 4dv3_C_,113,117,1,1 4dv3_C_,114,118,1,1 4dv3_C_,115,119,1,1 4dv3_C_,116,120,1,1 4dv3_C_,117,121,1,1 4dv3_C_,118,122,1,1 4dv3_C_,119,122,1,1 4dv3_C_,119,123,1,1 4dv3_C_,120,124,1,1 4dv3_C_,122,125,1,1 4dv3_C_,123,126,1,1 4dv3_C_,124,189,1,1 4dv3_C_,128,132,1,1 4dv3_C_,129,133,1,1 4dv3_C_,130,134,1,1 4dv3_C_,130,165,1,1 4dv3_C_,131,135,1,1 4dv3_C_,132,136,1,1 4dv3_C_,133,137,1,1 4dv3_C_,134,138,1,1 4dv3_C_,135,139,1,1 4dv3_C_,136,140,1,1 4dv3_C_,137,141,1,1 4dv3_C_,138,142,1,1 4dv3_C_,138,169,1,1 4dv3_C_,146,171,1,1 4dv3_C_,147,202,1,1 4dv3_C_,148,169,1,1 4dv3_C_,149,200,1,1 4dv3_C_,150,167,1,1 4dv3_C_,151,198,1,1 4dv3_C_,152,165,1,1 4dv3_C_,153,196,1,1 4dv3_C_,155,158,1,1 4dv3_C_,155,192,1,1 4dv3_C_,161,162,1,1 4dv3_C_,163,165,1,1 4dv3_C_,173,176,1,1 4dv3_C_,180,203,1,1 4dv3_C_,182,201,1,1 4dv3_C_,184,199,1,1 4dv3_C_,186,197,1,1 4dv3_C_,188,195,1,1 4dv3_C_,190,193,1,1