pair,contact1,contact2,flow1,flow2 7r2u_A_,4,6,1,1 7r2u_A_,4,121,1,1 7r2u_A_,10,33,1,1 7r2u_A_,14,35,1,1 7r2u_A_,14,37,1,1 7r2u_A_,16,37,1,1 7r2u_A_,19,23,1,1 7r2u_A_,19,68,1,1 7r2u_A_,20,23,1,1 7r2u_A_,22,165,1,1 7r2u_A_,25,70,1,1 7r2u_A_,28,152,1,1 7r2u_A_,30,32,1,1 7r2u_A_,30,75,1,1 7r2u_A_,34,75,1,1 7r2u_A_,34,76,1,1 7r2u_A_,35,78,1,1 7r2u_A_,36,76,1,1 7r2u_A_,36,78,1,1 7r2u_A_,38,78,1,1 7r2u_A_,38,80,1,1 7r2u_A_,40,80,1,1 7r2u_A_,40,82,1,1 7r2u_A_,41,61,1,1 7r2u_A_,42,82,1,1 7r2u_A_,42,84,1,1 7r2u_A_,43,59,1,1 7r2u_A_,44,88,1,1 7r2u_A_,44,89,1,1 7r2u_A_,44,91,1,1 7r2u_A_,45,57,1,1 7r2u_A_,45,62,1,1 7r2u_A_,46,54,1,1 7r2u_A_,47,54,1,1 7r2u_A_,47,55,1,1 7r2u_A_,48,52,1,1 7r2u_A_,48,54,1,1 7r2u_A_,49,53,1,1 7r2u_A_,49,204,1,1 7r2u_A_,50,53,1,1 7r2u_A_,50,204,1,1 7r2u_A_,51,324,1,1 7r2u_A_,52,181,1,1 7r2u_A_,54,181,1,1 7r2u_A_,54,183,1,1 7r2u_A_,55,143,1,1 7r2u_A_,58,143,1,1 7r2u_A_,60,67,1,1 7r2u_A_,63,65,1,1 7r2u_A_,66,146,1,1 7r2u_A_,66,165,1,1 7r2u_A_,67,130,1,1 7r2u_A_,69,148,1,1 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