cluster     1   number of spheres in cluster    19
    1   2.01400  30.16500   6.71700   0.700    1                                
    2  -0.31700  32.19800   8.36200   0.700    2                                
    3  -1.44000  32.02400   9.13800   0.700    3                                
    4   0.25500  29.87100   8.56700   0.700    4                                
    5  -1.31900  26.04800  10.16100   0.700    5                                
    6  -0.66300  26.38900  12.63400   0.700    6                                
    7   0.51000  31.14000   8.08000   0.700    7                                
    8  -1.69700  30.76300   9.61300   0.700    8                                
    9  -0.87700  29.67400   9.35400   0.700    9                                
   10  -1.70100  25.95800  11.62200   0.700   10                                
   11  -2.54800  28.64600  10.68700   0.700   11                                
   12  -1.37600  28.48000   9.96700   0.700   12                                
   13  -3.41800  27.77800  11.45200   0.700   13                                
   14  -1.31300  26.32800  13.97400   0.700   14                                
   15  -2.95800  26.57000  11.90900   0.700   15                                
   16  -0.69700  27.31200   9.81500   0.700   16                                
   17  -4.57800  28.08400  11.69700   0.700   17                                
   18   1.62300  31.40600   7.28600   0.700   18                                
   19  -3.03100  30.28800  10.59500   0.700   19