P    #regions in PPM
# 2011-10-31 11:20:09 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  7.977685824290755  7.536144113565469  3.990  19.609  # for region 1
  7.2162134672348595  7.017893885298926  2.589  18.845  # for region 2