P    #regions in PPM
# 2011-08-09 09:12:12 -0500  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  8.053233785281995  6.398636795689546  0.568  2.293  # for region 1
  4.395023253604941  2.6370139521629645  0.166  1.148  # for region 2