P    #regions in PPM
# 2012-12-14 09:45:07 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  7.775360115930077  6.884079753296171  4.484  74.091  # for region 1
  4.261168971830676  3.0473300017673557  4.095  44.650  # for region 2