pair,contact1,contact2,flow1,flow2 4h2x_C_,1,5,1,1 4h2x_C_,2,5,1,1 4h2x_C_,2,6,1,1 4h2x_C_,3,7,1,1 4h2x_C_,3,25,1,1 4h2x_C_,3,71,1,1 4h2x_C_,4,8,1,1 4h2x_C_,5,9,1,1 4h2x_C_,6,10,1,1 4h2x_C_,7,11,1,1 4h2x_C_,7,23,1,1 4h2x_C_,7,25,1,1 4h2x_C_,8,11,1,1 4h2x_C_,8,12,1,1 4h2x_C_,9,13,1,1 4h2x_C_,19,22,1,1 4h2x_C_,20,23,1,1 4h2x_C_,25,68,1,1 4h2x_C_,28,31,1,1 4h2x_C_,28,32,1,1 4h2x_C_,29,33,1,1 4h2x_C_,29,34,1,1 4h2x_C_,29,65,1,1 4h2x_C_,30,33,1,1 4h2x_C_,30,61,1,1 4h2x_C_,35,38,1,1 4h2x_C_,35,39,1,1 4h2x_C_,36,39,1,1 4h2x_C_,36,40,1,1 4h2x_C_,37,40,1,1 4h2x_C_,37,41,1,1 4h2x_C_,38,42,1,1 4h2x_C_,39,43,1,1 4h2x_C_,40,44,1,1 4h2x_C_,41,45,1,1 4h2x_C_,42,46,1,1 4h2x_C_,43,47,1,1 4h2x_C_,44,48,1,1 4h2x_C_,45,49,1,1 4h2x_C_,46,50,1,1 4h2x_C_,47,52,1,1 4h2x_C_,47,54,1,1 4h2x_C_,48,51,1,1 4h2x_C_,55,58,1,1 4h2x_C_,56,59,1,1 4h2x_C_,58,63,1,1 4h2x_C_,60,63,1,1 4h2x_C_,61,64,1,1 4h2x_C_,62,65,1,1 4h2x_C_,66,69,1,1 4h2x_C_,66,70,1,1 4h2x_C_,67,71,1,1 4h2x_C_,68,72,1,1 4h2x_C_,69,73,1,1 4h2x_C_,70,74,1,1 4h2x_C_,71,75,1,1 4h2x_C_,72,76,1,1 4h2x_C_,74,77,1,1