cluster     1   number of spheres in cluster    19
    1   4.44500  19.69800  36.07300   0.700    1                                
    2   2.38000  20.66200  39.81200   0.700    2                                
    3   9.11100  20.13600  36.69800   0.700    3                                
    4   2.75800  20.41600  37.16700   0.700    4                                
    5   3.71400  20.07100  38.05100   0.700    5                                
    6   8.19900  19.16800  37.44000   0.700    6                                
    7   1.49500  20.96200  37.61500   0.700    7                                
    8   7.67900  18.04800  36.54200   0.700    8                                
    9   6.29000  17.74500  37.08500   0.700    9                                
   10   5.90500  18.97900  37.90100   0.700   10                                
   11   3.20900  20.17900  35.91600   0.700   11                                
   12   1.37400  21.02500  39.01500   0.700   12                                
   13   3.54400  20.19100  39.38100   0.700   13                                
   14   4.78400  19.62800  37.36200   0.700   14                                
   15   8.65000  20.42000  35.37400   0.700   15                                
   16   1.25900  22.24100  37.03400   0.700   16                                
   17   8.52100  16.89400  36.58300   0.700   17                                
   18   6.51800  16.74900  38.07500   0.700   18                                
   19   7.04700  19.85000  37.95600   0.700   19