P    #regions in PPM
# 2012-06-07 11:13:01 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.816672546057077  3.5475481998607443  1.294  6.849  # for region 1
  1.7798905623439252  1.6341718950480506  11.985  12.556  # for region 2
  1.6341718950480506  1.4627440589988923  0.742  6.335  # for region 3
  1.4627440589988923  1.411485921115032  11.985  12.556  # for region 4
  1.4114759211150318  1.3986588866440668  9.303  15.000  # for region 5
  1.3986588866440668  1.2176182747416848  1.408  9.056  # for region 6
  0.9340413870715818  0.8170859475240253  3.498  17.273  # for region 7