cluster     1   number of spheres in cluster    18
    1   4.35200  63.55300  63.74200   0.700    1                                
    2   5.45300  69.45900  65.53600   0.700    2                                
    3   0.57600  68.27200  62.98600   0.700    3                                
    4   0.00300  68.82500  61.85900   0.700    4                                
    5   4.01700  67.16900  61.56000   0.700    5                                
    6   5.37600  67.69400  63.71600   0.700    6                                
    7   3.32100  68.13000  65.11100   0.700    7                                
    8   3.46300  64.69100  64.14300   0.700    8                                
    9   1.90800  67.69400  62.98800   0.700    9                                
   10   0.72600  68.84800  60.59500   0.700   10                                
   11   2.62400  67.72300  61.74900   0.700   11                                
   12   4.65700  66.59800  62.90200   0.700   12                                
   13   4.76500  68.38700  64.71800   0.700   13                                
   14   3.56300  65.96700  63.79400   0.700   14                                
   15   2.56900  67.04700  64.28300   0.700   15                                
   16   1.50800  66.45600  65.14600   0.700   16                                
   17   2.00700  68.29100  60.61400   0.700   17                                
   18   0.26500  69.33100  59.52600   0.700   18