P    #regions in PPM
# 2010-12-10 11:11:23 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.343605205699492  3.8961782337359168  1.265  10.894  # for region 1
  3.634849205863386  3.104272088667641  1.210  14.801  # for region 2
  2.569735440746555  2.2173372061911722  0.825  14.030  # for region 3
  2.1619037760363926  1.8886961559878377  0.990  17.111  # for region 4