P    #regions in PPM
# 2011-06-30 07:54:19 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  5.464198688862748  5.168358223061294  1.171  7.931  # for region 1
  4.681197998319421  4.6216898586467146  2.075  6.660  # for region 2
  4.068460340370789  3.1389562773951343  0.870  12.784  # for region 3