P    #regions in PPM
# 2011-07-15 11:43:55 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  14.000414826197318  6.443823847917065  24.874  36.394  # for region 1
  6.443813847917065  2.5619982768826883  18.590  113.111  # for region 2