P    #regions in PPM
# 2011-07-28 09:14:52 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.4183782832979  7.789773169903767  7.102  20.045  # for region 1
  6.717446799996128  5.977911372473619  1.052  7.260  # for region 2
  4.799601296373119  4.628294299570822  0.670  3.075  # for region 3
  4.345788024142473  4.153443325978491  0.822  4.841  # for region 4
  4.066287134622937  3.8649262787325176  2.831  10.565  # for region 5
  2.915224331547855  2.4313572002290877  0.487  4.689  # for region 6