P    #regions in PPM
# 2011-07-27 11:51:35 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  9.37977429253556  5.830004258041155  1.491  20.124  # for region 1
  5.152096786175905  2.3295365851369523  0.745  11.969  # for region 2