P    #regions in PPM
# 2011-08-17 11:02:03 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.238718818252801  7.420063855309026  5.394  18.724  # for region 1
  6.814098662149663  6.763935980596735  9.516  18.505  # for region 2