pair,contact1,contact2,flow1,flow2 2dt7_B_,28,31,1,1 2dt7_B_,28,32,1,1 2dt7_B_,29,33,1,1 2dt7_B_,30,34,1,1 2dt7_B_,31,35,1,1 2dt7_B_,31,62,1,1 2dt7_B_,32,36,1,1 2dt7_B_,33,37,1,1 2dt7_B_,34,38,1,1 2dt7_B_,35,39,1,1 2dt7_B_,36,40,1,1 2dt7_B_,37,41,1,1 2dt7_B_,38,42,1,1 2dt7_B_,39,43,1,1 2dt7_B_,41,44,1,1 2dt7_B_,41,45,1,1 2dt7_B_,42,46,1,1 2dt7_B_,47,51,1,1 2dt7_B_,48,52,1,1 2dt7_B_,49,53,1,1 2dt7_B_,50,54,1,1 2dt7_B_,51,55,1,1 2dt7_B_,52,55,1,1 2dt7_B_,52,56,1,1 2dt7_B_,53,57,1,1 2dt7_B_,55,58,1,1 2dt7_B_,57,60,1,1 2dt7_B_,60,62,1,1 2dt7_B_,60,63,1,1 2dt7_B_,61,64,1,1 2dt7_B_,63,66,1,1 2dt7_B_,64,67,1,1 2dt7_B_,67,70,1,1 2dt7_B_,70,73,1,1 2dt7_B_,71,74,1,1 2dt7_B_,72,76,1,1 2dt7_B_,73,77,1,1 2dt7_B_,74,78,1,1 2dt7_B_,75,79,1,1 2dt7_B_,76,80,1,1 2dt7_B_,77,81,1,1 2dt7_B_,79,82,1,1 2dt7_B_,79,83,1,1 2dt7_B_,80,84,1,1 2dt7_B_,81,84,1,1