pair,contact1,contact2,flow1,flow2 2c4f_U_,7,8,1,1 2c4f_U_,11,14,1,1 2c4f_U_,11,15,1,1 2c4f_U_,12,15,1,1 2c4f_U_,12,16,1,1 2c4f_U_,13,60,1,1 2c4f_U_,13,102,1,1 2c4f_U_,16,102,1,1 2c4f_U_,17,105,1,1 2c4f_U_,20,110,1,1 2c4f_U_,22,38,1,1 2c4f_U_,24,36,1,1 2c4f_U_,25,36,1,1 2c4f_U_,27,34,1,1 2c4f_U_,29,32,1,1 2c4f_U_,31,85,1,1 2c4f_U_,33,83,1,1 2c4f_U_,35,81,1,1 2c4f_U_,37,79,1,1 2c4f_U_,40,53,1,1 2c4f_U_,42,44,1,1 2c4f_U_,42,51,1,1 2c4f_U_,44,51,1,1 2c4f_U_,46,49,1,1 2c4f_U_,52,55,1,1 2c4f_U_,52,56,1,1 2c4f_U_,53,57,1,1 2c4f_U_,54,58,1,1 2c4f_U_,54,61,1,1 2c4f_U_,54,79,1,1 2c4f_U_,57,60,1,1 2c4f_U_,58,61,1,1 2c4f_U_,62,98,1,1 2c4f_U_,63,76,1,1 2c4f_U_,64,96,1,1 2c4f_U_,65,74,1,1 2c4f_U_,66,94,1,1 2c4f_U_,66,96,1,1 2c4f_U_,66,107,1,1 2c4f_U_,67,72,1,1 2c4f_U_,68,92,1,1 2c4f_U_,76,78,1,1 2c4f_U_,76,80,1,1 2c4f_U_,78,80,1,1 2c4f_U_,86,89,1,1 2c4f_U_,86,91,1,1 2c4f_U_,90,116,1,1 2c4f_U_,91,116,1,1 2c4f_U_,93,114,1,1 2c4f_U_,94,111,1,1 2c4f_U_,95,111,1,1 2c4f_U_,96,107,1,1 2c4f_U_,96,108,1,1 2c4f_U_,97,108,1,1 2c4f_U_,99,102,1,1 2c4f_U_,99,106,1,1 2c4f_U_,100,106,1,1 2c4f_U_,102,105,1,1 2c4f_U_,108,109,1,1 2c4f_U_,111,112,1,1