P    #regions in PPM
# 2011-06-07 17:11:26 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.937990459681945  3.892256850029894  1.594  6.376  # for region 1
  3.2846531789383624  3.2405529124881705  8.736  10.147  # for region 2