 Na Sn O
   1.0
     5.5586584400000003    0.0000000000000000   -0.0049523100000000
     0.0000000000000000    9.6121900799999995    0.0000000000000000
    -1.8859664400000000    0.0000000000000000    5.4670090299999998
 Na Sn O
   8   4  12
Direct
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   0.0000000000000000  0.8415967500000000  0.0000000000000000
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   0.0000000000000000  0.0000000000000000  0.5000000000000000
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   0.0000000000000000  0.6673497400000000  0.5000000000000000
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