P    #regions in PPM
# 2011-10-28 09:23:42 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.01538517435068  6.813867870108764  5.252  17.239  # for region 1
  6.497679105834575  6.08663371227813  0.593  5.464  # for region 2
  4.584737081975734  4.3634049469838025  0.762  3.685  # for region 3