P    #regions in PPM
# 2022-06-09 11:29:15 +0800  nmr@CZC3047DS1
# low field   high field   mi   maxi
  4.56851735019454  4.53405704633609  0.000  10000.000  # for region 1
  1.25014727597652  1.21648500020742  0.000  10000.000  # for region 2
