P    #regions in PPM
# 2011-02-27 12:27:56 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.032049879837926  7.69621504165655  0.838  5.144  # for region 1
  6.2829100976432555  5.667212894310732  0.405  5.780  # for region 2
  4.451249255039294  4.073090026292593  0.518  4.967  # for region 3
  3.995619906514623  3.7461398597720077  0.468  6.472  # for region 4