P    #regions in PPM
# 2012-03-21 12:12:39 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  12.875302315083015  6.274561202730471  7.754  10.349  # for region 1
  6.274551202730471  5.142445634042098  1.901  7.814  # for region 2
  4.7394928045089495  2.6863521968876634  0.845  10.288  # for region 3