P    #regions in PPM
# 2019-10-21 14:57:11 -0500  bmrbmb@tonga.nmrfam.wisc.edu
# low field   high field   mi   maxi
  156.04194156662643  154.75503761010486  4.048  18.278  # for region 1
  154.75503761010486  99.0947018376555  3.234  15.945  # for region 2
  99.0947018376555  87.19044570011498  4.048  18.278  # for region 3
