P    #regions in PPM
# 2011-07-07 10:34:14 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.847808777275448  5.966713255830981  2.825  19.433  # for region 1
  4.72880112033931  4.13908141032969  0.585  8.068  # for region 2