P    #regions in PPM
# 2011-04-14 11:12:11 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  4.372782735527428  4.303864641593416  0.440  2.018  # for region 1
  4.218068647104135  4.168841437151269  1.394  4.330  # for region 2
  4.140711602892489  3.928331354238696  1.101  16.218  # for region 3
  3.8791041442858303  3.538733149754586  0.881  13.062  # for region 4
  3.471221547533513  3.400896961886562  2.275  5.871  # for region 5