P    #regions in PPM
# 2011-04-22 09:09:42 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  5.318360009985331  5.111242359431447  0.673  1.733  # for region 1
  4.83391533580845  4.391596285473036  0.877  4.578  # for region 2
  4.191499572226063  3.033044916585694  0.428  4.884  # for region 3