P    #regions in PPM
# 2011-06-09 11:53:05 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  5.205976721167615  5.173675531022229  2.959  4.236  # for region 1
  3.8883319458030163  3.7199269484261683  0.724  4.028  # for region 2
  3.670585356838047  3.6190984786591383  1.519  2.668  # for region 3
  3.4828727801441084  3.407787749466533  1.184  4.028  # for region 4