P    #regions in PPM
# 2011-06-14 09:31:09 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.2502027596476  4.0704862523739225  1.117  3.822  # for region 1
  3.944499422532581  3.3182707683212085  0.366  3.154  # for region 2