P    #regions in PPM
# 2011-07-08 07:46:58 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  5.297271003653821  5.163430379891291  0.784  2.145  # for region 1
  4.772474873637584  4.353342393960188  0.887  3.795  # for region 2
  4.138492971604547  3.1839979968770304  0.309  15.000  # for region 3