cluster     1   number of spheres in cluster    27
    1  -3.36300   6.45300 -21.01800   0.700    1                                
    2   3.51100   0.63900 -17.13900   0.700    2                                
    3   5.22800  -0.09700 -18.70200   0.700    3                                
    4   0.31400   4.13800 -19.98400   0.700    4                                
    5   0.25900   3.17100 -22.22400   0.700    5                                
    6   4.25600   0.20900 -16.06600   0.700    6                                
    7   5.98600  -0.54000 -17.62500   0.700    7                                
    8  -0.55400   5.13500 -20.44300   0.700    8                                
    9  -0.60900   4.15000 -22.69000   0.700    9                                
   10   2.83600  -2.33300 -19.99400   0.700   10                                
   11   2.91800  -1.65900 -22.29400   0.700   11                                
   12   3.00900  -3.65900 -20.40200   0.700   12                                
   13   3.08700  -2.99500 -22.64700   0.700   13                                
   14   4.00900   0.52600 -18.42300   0.700   14                                
   15   0.74700   3.18600 -20.90700   0.700   15                                
   16   2.80100  -1.32000 -20.95400   0.700   16                                
   17   5.48500  -0.38900 -16.31100   0.700   17                                
   18  -0.99200   5.13100 -21.77600   0.700   18                                
   19   2.54500   0.08400 -20.54500   0.700   19                                
   20   3.07700   0.94300 -19.46900   0.700   20                                
   21   1.63200   2.06700 -20.52500   0.700   21                                
   22   1.65400   0.87400 -21.15200   0.700   22                                
   23   3.12300  -3.95100 -21.70500   0.700   23                                
   24   2.46400   2.15000 -19.45700   0.700   24                                
   25  -3.06100   5.70500 -23.65600   0.700   25                                
   26   6.19100  -0.81600 -15.23900   0.700   26                                
   27  -2.11500   6.39800 -22.32800   0.700   27