cluster     1   number of spheres in cluster    17
    1   0.91800   4.84700  -3.66700   0.700    1                                
    2   7.88900   4.45400  -7.30300   0.700    2                                
    3   7.16300   4.92600  -6.21300   0.700    3                                
    4   7.28600   3.61800  -8.23300   0.700    4                                
    5   5.82600   4.57600  -6.06100   0.700    5                                
    6   5.95400   3.26700  -8.06800   0.700    6                                
    7   3.12800   3.95100  -5.78600   0.700    7                                
    8   3.27100   2.46400  -7.70000   0.700    8                                
    9   5.21800   3.73000  -6.98300   0.700    9                                
   10   3.87200   3.38000  -6.83000   0.700   10                                
   11   1.79200   3.57900  -5.66600   0.700   11                                
   12   1.25000   2.65800  -6.57000   0.700   12                                
   13  -0.26900   3.24800  -5.17200   0.700   13                                
   14  -1.43200   3.32800  -4.55100   0.700   14                                
   15   2.00000   2.12900  -7.55900   0.700   15                                
   16  -0.02700   2.48000  -6.23100   0.700   16                                
   17   0.81400   3.91600  -4.83000   0.700   17