P    #regions in PPM
# 2012-07-27 11:53:12 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.141282739878214  7.453050590733871  1.287  6.808  # for region 1
  4.95191424384345  4.414757444511279  1.121  7.514  # for region 2
  2.887217796410418  1.9975518475165104  2.366  16.854  # for region 3