P    #regions in PPM
# 2011-12-19 11:18:47 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.258771927013675  3.998404178666837  3.583  22.212  # for region 1
  3.985737639558072  3.8069986988010545  10.031  87.416  # for region 2
  3.781665620583524  3.466409536098705  10.270  115.599  # for region 3
