P    #regions in PPM
# 2012-12-14 11:32:50 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.139064792546698  7.771352492411413  2.677  9.244  # for region 1
  6.17427369630144  5.630937611026914  0.188  4.392  # for region 2
  4.763795171901911  4.621100846476278  0.099  0.616  # for region 3
  4.549753683763462  3.5947993520688386  0.418  3.869  # for region 4