P    #regions in PPM
# 2019-10-24 15:46:07 -0500  bmrbmb@tonga.nmrfam.wisc.edu
# low field   high field   mi   maxi
  151.53768016614075  141.8855986268961  3.936  18.991  # for region 1
  141.8855986268961  14.47812230886695  3.099  17.913  # for region 2
  14.47812230886695  6.756457077471244  3.936  18.991  # for region 3
