P    #regions in PPM
# 2015-04-16 17:12:24 +0800  nmr@EP-10013327
# low field   high field   mi   maxi
  184.2411566167785  117.04473954319778  0.282  6.317  # for region 1
  81.25056966413355  80.1525889929966  0.385  0.847  # for region 2
  78.83501218763227  74.00389723462975  14.199  15.198  # for region 3
  65.43964799976162  34.037400805245134  0.444  7.580  # for region 4
  32.9394201341082  6.587884026821639  0.666  12.129  # for region 5
