P    #regions in PPM
# 2023-12-01 10:39:12 +0000  Work@DESKTOP-S5RGLL6
# low field   high field   mi   maxi
  6.183957856844923  6.108081073325354  1.263  6.679  # for region 1
  6.059826101350189  5.972967151794892  2.795  7.895  # for region 2
  5.918056321616256  5.843177916827207  1.232  5.400  # for region 3
  4.4634634269687625  4.157735022627272  6.967  15.363  # for region 4
