P    #regions in PPM
# 2012-07-25 10:51:15 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.975771820077025  6.593417430449105  5.791  19.914  # for region 1
  5.419017379224074  2.801782979351146  1.416  14.165  # for region 2