P    #regions in PPM
# 2011-12-19 11:33:43 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.975795987283903  3.6876209093088668  8.843  50.242  # for region 1
  3.2489827375238565  2.884301001679342  8.240  41.802  # for region 2