P    #regions in PPM
# 2011-06-27 17:13:25 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.8102381200414035  3.732560509439553  0.200  5.034  # for region 1
  3.68766890331251  3.4884308761194527  2.534  11.769  # for region 2