pair,contact1,contact2,flow1,flow2 4f2c_A_,6,37,1,1 4f2c_A_,7,9,1,1 4f2c_A_,7,10,1,1 4f2c_A_,7,12,1,1 4f2c_A_,11,14,1,1 4f2c_A_,14,16,1,1 4f2c_A_,22,25,1,1 4f2c_A_,23,26,1,1 4f2c_A_,23,66,1,1 4f2c_A_,26,66,1,1 4f2c_A_,28,66,1,1 4f2c_A_,30,64,1,1 4f2c_A_,31,44,1,1 4f2c_A_,32,62,1,1 4f2c_A_,33,42,1,1 4f2c_A_,34,60,1,1 4f2c_A_,36,37,1,1 4f2c_A_,37,39,1,1 4f2c_A_,38,40,1,1 4f2c_A_,38,43,1,1 4f2c_A_,39,45,1,1 4f2c_A_,40,43,1,1 4f2c_A_,44,48,1,1 4f2c_A_,45,47,1,1 4f2c_A_,46,49,1,1 4f2c_A_,47,51,1,1 4f2c_A_,48,52,1,1 4f2c_A_,49,53,1,1 4f2c_A_,50,54,1,1 4f2c_A_,51,55,1,1 4f2c_A_,51,57,1,1 4f2c_A_,52,56,1,1 4f2c_A_,52,59,1,1 4f2c_A_,55,57,1,1 4f2c_A_,57,58,1,1