P    #regions in PPM
# 2019-02-06 13:27:31 -0600  bmrbmb@tonga.nmrfam.wisc.edu
# low field   high field   mi   maxi
  149.52079779314903  134.88477518794565  1.385  22.035  # for region 1
  134.88477518794565  13.488477518794564  0.869  17.691  # for region 2
  13.488477518794564  10.658908357531415  1.385  22.035  # for region 3
