P    #regions in PPM
# 2012-04-11 12:35:47 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  156.6466369744747  135.92295737473873  2.896  9.216  # for region 1
  95.38987815760812  65.2186387403455  3.247  18.080  # for region 2