P    #regions in PPM
# 2022-06-09 13:29:24 +0800  nmr@CZC3047DS1
# low field   high field   mi   maxi
  4.56519223315556  4.5389419455497  0.000  10000.000  # for region 1
  1.25406486841517  1.21706538427241  0.000  10000.000  # for region 2
