{7}
  -18.25193118,    23.30269341,    -0.40893086
    0.89961097,    -8.59794126,   -26.95627389
  -16.69249991,   -22.68794388,    38.02945313
   38.16304653,    23.16830948,   -22.51247022
  -29.84457132,    -0.85392068,   -26.27019071
   18.98771791,    12.98408716,    22.68945932
    6.73862700,   -27.31528423,    15.42895323

  ENERGIES        KNOT        STD 7-GON        DIFFER
  Min-dist:   459.60729363     9.15584970   450.45144393
  Edge-Enr:   206.31893351    12.98719035   193.33174316
  Vert-Enr:    32.66684580    10.54228555    22.12456025