pair,contact1,contact2,flow1,flow2 2c6u_A_,4,7,1,1 2c6u_A_,4,119,1,1 2c6u_A_,7,8,1,1 2c6u_A_,8,15,1,1 2c6u_A_,10,13,1,1 2c6u_A_,10,45,1,1 2c6u_A_,12,13,1,1 2c6u_A_,12,121,1,1 2c6u_A_,13,118,1,1 2c6u_A_,14,119,1,1 2c6u_A_,16,117,1,1 2c6u_A_,18,115,1,1 2c6u_A_,22,59,1,1 2c6u_A_,22,113,1,1 2c6u_A_,23,26,1,1 2c6u_A_,23,27,1,1 2c6u_A_,24,28,1,1 2c6u_A_,24,60,1,1 2c6u_A_,24,109,1,1 2c6u_A_,25,29,1,1 2c6u_A_,26,30,1,1 2c6u_A_,27,31,1,1 2c6u_A_,28,32,1,1 2c6u_A_,28,74,1,1 2c6u_A_,29,33,1,1 2c6u_A_,31,34,1,1 2c6u_A_,31,36,1,1 2c6u_A_,31,116,1,1 2c6u_A_,32,35,1,1 2c6u_A_,37,118,1,1 2c6u_A_,39,61,1,1 2c6u_A_,40,75,1,1 2c6u_A_,40,77,1,1 2c6u_A_,40,118,1,1 2c6u_A_,42,80,1,1 2c6u_A_,43,46,1,1 2c6u_A_,43,47,1,1 2c6u_A_,44,48,1,1 2c6u_A_,45,49,1,1 2c6u_A_,46,50,1,1 2c6u_A_,47,51,1,1 2c6u_A_,48,52,1,1 2c6u_A_,49,52,1,1 2c6u_A_,50,53,1,1 2c6u_A_,50,54,1,1 2c6u_A_,54,56,1,1 2c6u_A_,54,58,1,1 2c6u_A_,55,100,1,1 2c6u_A_,58,99,1,1 2c6u_A_,58,115,1,1 2c6u_A_,59,114,1,1 2c6u_A_,60,97,1,1 2c6u_A_,62,97,1,1 2c6u_A_,63,72,1,1 2c6u_A_,64,69,1,1 2c6u_A_,64,94,1,1 2c6u_A_,64,95,1,1 2c6u_A_,66,69,1,1 2c6u_A_,67,95,1,1 2c6u_A_,68,92,1,1 2c6u_A_,71,79,1,1 2c6u_A_,73,76,1,1 2c6u_A_,73,77,1,1 2c6u_A_,75,77,1,1 2c6u_A_,80,83,1,1 2c6u_A_,81,84,1,1 2c6u_A_,83,86,1,1 2c6u_A_,84,87,1,1 2c6u_A_,86,104,1,1 2c6u_A_,88,104,1,1 2c6u_A_,91,94,1,1 2c6u_A_,96,107,1,1 2c6u_A_,98,105,1,1 2c6u_A_,100,103,1,1 2c6u_A_,107,111,1,1 2c6u_A_,108,111,1,1