P    #regions in PPM
# 2011-04-20 10:41:51 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  190.08756629730283  180.6805024361735  2.715  4.073  # for region 1
  76.87841845129824  65.84944702790524  8.292  10.713  # for region 2
  34.384440319989935  11.028971423392997  12.585  15.667  # for region 3