P    #regions in PPM
# 2012-12-14 10:41:37 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.811072971818968  3.7056093172529088  4.062  24.870  # for region 1
  2.4328547587397815  1.9774435231136156  1.684  29.626  # for region 2