P    #regions in PPM
# 2012-06-05 10:59:04 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  1000.0  54.76552526561008  0.000  1000000.000  # for region 1
  54.76552526561008  21.515027782918246  8.747  25.372  # for region 2
  21.515027782918246  0.1  0.000  1000000.000  # for region 3