P    #regions in PPM
# 2022-04-25 18:07:24 +0100  Work@DESKTOP-S5RGLL6
# low field   high field   mi   maxi
  -154.3455911534705  -155.03438389845275  0.026  1.014  # for region 1
  -156.30637322723868  -156.31060707536884  13.723  15.487  # for region 2
