a1
   -1.46974
    2.21052
   -2.64206
    0.92076
   -1.24637
    1.09641
   -1.31971
   -1.40976
   -0.52499
    0.44773
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    0.53537
    0.50225
    0.43566
   -0.55388
    0.62304
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    0.57080
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    0.59882
    0.52917
   -0.46783
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    0.49469
    0.54290
   13.88304
  -13.33374
   -0.74115
    0.43356
   -0.47271
    0.60199
   -0.81791
    0.46818
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    0.70565
   -0.59557
    0.54827
   -0.51622
   -0.53970
    0.59150
   -0.48274
    0.46342
peak_loc1
      59
    1498
    1528
    2970
    3001
    4452
    4482
    5952
    8736
    8950
    8969
    9199
    9288
    9351
    9439
    9458
    9481
    9615
    9658
    9782
   10007
   10117
   10135
   10172
   10234
   10260
   10292
   10327
   10363
   10645
   10701
   10728
   10909
   10926
   10994
   11013
   11034
   11058
   11111
   11441
   11596
   11686
   11723