P    #regions in PPM
# 2011-06-07 13:26:33 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.214317976498276  3.9419640936633535  0.048  0.146  # for region 1
  2.4989663284677985  2.245724998814274  0.073  0.234  # for region 2
  1.3044317546304187  1.1180843611117874  0.726  0.788  # for region 3