P    #regions in PPM
# 2023-12-12 10:35:17 +0000  amg@AVANCE500
# low field   high field   mi   maxi
  4.6573  4.6549  0.000  10000.000  # for region 1
  4.6549  4.6415  0.000  10000.000  # for region 2
  4.1218  4.1166  0.000  10000.000  # for region 3
  4.1166  4.1075  0.000  10000.000  # for region 4
  0.0704  0.02741  0.000  10000.000  # for region 5
  0.0274  -0.0919  0.000  10000.000  # for region 6
