P    #regions in PPM
# 2011-07-08 09:29:34 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  5.323839100898536  5.160343082444838  2.470  6.856  # for region 1
  4.777149289193984  4.368409243059739  2.017  13.965  # for region 2
  4.0342325290800956  3.196341873058977  2.722  19.056  # for region 3