cluster     1   number of spheres in cluster    21
    1  36.34600  42.50600  32.14700   0.700    1                                
    2  35.53400  42.08700  33.27400   0.700    2                                
    3  37.36300  41.62300  31.62500   0.700    3                                
    4  35.74100  40.78600  33.87600   0.700    4                                
    5  37.56800  40.32500  32.22700   0.700    5                                
    6  36.98100  38.51400  33.99100   0.700    6                                
    7  35.45300  34.53400  32.01700   0.700    7                                
    8  33.92000  31.17000  30.89500   0.700    8                                
    9  36.75700  39.90000  33.35600   0.700    9                                
   10  34.82200  35.93300  32.14700   0.700   10                                
   11  34.50300  33.36000  31.82900   0.700   11                                
   12  33.50200  30.76700  29.53200   0.700   12                                
   13  35.93000  36.92500  32.36100   0.700   13                                
   14  36.10600  32.35900  30.29300   0.700   14                                
   15  35.95600  37.52500  33.60100   0.700   15                                
   16  34.84700  32.32400  31.00400   0.700   16                                
   17  34.13800  36.26300  30.93300   0.700   17                                
   18  33.29600  29.53500  29.34300   0.700   18                                
   19  33.46100  33.37100  32.47600   0.700   19                                
   20  33.35500  31.65300  28.65900   0.700   20                                
   21  36.74900  37.15200  31.46300   0.700   21