cluster     1   number of spheres in cluster    20
    1   0.32700 -31.70000  27.50900   0.700    1                                
    2  -3.12100 -33.18900  21.43500   0.700    2                                
    3  -3.26500 -33.02700  22.83000   0.700    3                                
    4   2.20300 -32.52900  26.04900   0.700    4                                
    5  -2.03900 -33.97200  20.94600   0.700    5                                
    6   2.66200 -33.36900  24.99700   0.700    6                                
    7   0.35400 -37.47100  24.49800   0.700    7                                
    8  -0.67100 -37.54500  23.42300   0.700    8                                
    9   0.85600 -32.57700  26.40700   0.700    9                                
   10  -2.34400 -33.65100  23.69800   0.700   10                                
   11   0.00000 -33.43400  25.71900   0.700   11                                
   12  -1.29100 -34.43000  23.12700   0.700   12                                
   13   0.52000 -34.24700  24.69600   0.700   13                                
   14   0.22200 -36.36300  23.51600   0.700   14                                
   15  -2.49300 -33.50200  25.23200   0.700   15                                
   16  -1.14600 -34.58100  21.78300   0.700   16                                
   17   1.82600 -34.21400  24.33000   0.700   17                                
   18  -1.40400 -33.41700  26.01300   0.700   18                                
   19  -0.38200 -35.10800  24.02500   0.700   19                                
   20  -3.63200 -33.37600  25.71500   0.700   20