P    #regions in PPM
# 2012-02-22 09:45:47 -0600  mfjofre@watusi.nmrfam.wisc.edu
# low field   high field   mi   maxi
  169.86288105385623  144.6044600793051  0.100  0.478  # for region 1
  99.455032587295  49.88538142473845  0.068  0.559  # for region 2
  48.306730113829  37.513806831403315  0.444  0.450  # for region 3
  37.513806831403315  18.823417257601307  0.134  0.809  # for region 4