P    #regions in PPM
# 2013-11-29 13:40:07 -0600  bmrbmb@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  41.0446769763342  40.910224480097234  -1.251  -0.137  # for region 1
  40.91021448009723  19.73237132277492  -1.289  -0.106  # for region 2
