P    #regions in PPM
# 2011-09-09 09:51:33 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  187.0041641978094  170.62746816155152  1.165  3.423  # for region 1
  40.49912668425931  19.474989880955295  0.529  6.405  # for region 2