P    #regions in PPM
# 2010-11-17 08:14:40 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  5.685838151642392  3.9783263847404977  0.062  0.381  # for region 1
  3.5539171864547234  3.3477592197945794  0.322  2.748  # for region 2
  3.258526667061084  3.0369837775158546  9.124  18.629  # for region 3
  2.5969749830024127  2.2523527103765  0.141  1.525  # for region 4