P    #regions in PPM
# 2011-06-15 11:39:36 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  3.677298167526601  3.598825888907183  0.517  1.191  # for region 1
  2.03415495033955  1.8691623821453422  0.024  0.406  # for region 2
  1.6047222386012006  1.1594683216935435  0.073  0.776  # for region 3
  1.0797131602376715  0.8382583184967576  1.559  5.042  # for region 4