P    #regions in PPM
# 2012-04-23 09:46:03 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.616860762501838  4.456129715547992  0.054  0.279  # for region 1
  3.4917434338249196  3.3088425872912333  0.243  2.002  # for region 2
  3.275587887921472  3.153653990232348  9.576  16.247  # for region 3
  2.577239201156488  2.161555459034474  0.124  1.125  # for region 4