P    #regions in PPM
# 2012-03-21 10:10:03 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  163.9721117440444  162.255126280756  -0.162  1.375  # for region 1
  162.255126280756  162.255136280756  -0.162  0.000  # for region 2
  162.255126280756  157.10416989089074  -0.728  1.416  # for region 3
  157.10416989089074  155.67334867148372  -0.162  1.375  # for region 4
  62.66996941002745  20.60382555946108  4.593  16.000  # for region 5