P    #regions in PPM
# 2011-05-09 12:15:50 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  164.46143719547783  137.21338842936316  1.352  7.099  # for region 1
  107.370287399809  66.17383271770706  5.177  18.453  # for region 2