P    #regions in PPM
# 2011-11-14 10:21:04 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  7.96368323107641  6.383587351894582  2.206  13.658  # for region 1
  3.586817645742748  2.5597553242745605  1.697  18.239  # for region 2
  -0.0  -0.356048212346015  50.000  10000.000  # for region 3