P    #regions in PPM
# 2012-05-10 10:57:03 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  10.299452870300298  9.39005559427789  11.530  17.725  # for region 1
  8.099980388757729  6.196590741268968  4.041  12.930  # for region 2