P    #regions in PPM
# 2022-06-27 22:50:41 +0800  nmr@CZC345D12M
# low field   high field   mi   maxi
  0.0498896103887273  0.0418822624736266  0.000  10000.000  # for region 1
  0.0418722624736266  -0.0977019457717954  0.000  10000.000  # for region 2
