P    #regions in PPM
# 2026-07-14 21:30:05 -0400  Isaacs@CHEMCZC1249Y88
# low field   high field   mi   maxi
  9.344973842079689  7.057200162898355  0.003  0.012  # for region 1
  5.195960559496591  4.905141871465065  0.004  0.006  # for region 2
