P    #regions in PPM
# 2011-07-06 12:11:30 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.652787945363423  4.466245946011921  0.278  2.362  # for region 1
  3.8528097558367898  3.673442448768038  2.362  11.840  # for region 2
  3.185563373541033  2.801717336413904  0.472  3.585  # for region 3
  2.6797475676071527  2.4429827222764002  0.778  3.391  # for region 4
  2.242091338359398  2.0806607619975215  0.778  3.947  # for region 5