P    #regions in PPM
# 2011-09-08 12:17:22 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  7.381898260577723  6.653421458547027  4.420  9.030  # for region 1
  2.537527527073592  2.2218542461936237  10.924  17.681  # for region 2