P    #regions in PPM
# 2018-06-01 13:57:41 -0500  bmrbmb@tonga.nmrfam.wisc.edu
# low field   high field   mi   maxi
  1000.0  130.60585318313073  0.000  1000000.000  # for region 1
  130.60585318313073  13.442279679585248  -7.996  19.790  # for region 2
  13.442279679585248  0.1  0.000  1000000.000  # for region 3
