P    #regions in PPM
# 2011-06-08 14:50:47 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.379602587460554  4.2283598823829305  0.433  0.787  # for region 1
  2.7802914295120638  2.6033052852722913  0.440  1.042  # for region 2
  2.4295370709277875  2.2847302256407005  0.418  0.830  # for region 3