# generated using pymatgen
data_Si216C
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   16.40618400
_cell_length_b   16.40618400
_cell_length_c   16.40618400
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Si216C
_chemical_formula_sum   'Si216 C1'
_cell_volume   4415.93562766
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Si  Si1  1  0.254281  0.251611  0.081780  1
  Si  Si2  1  0.253495  0.250659  0.418508  1
  Si  Si3  1  0.249873  0.250230  0.749716  1
  Si  Si4  1  0.249872  0.583657  0.083142  1
  Si  Si5  1  0.249541  0.582971  0.416648  1
  Si  Si6  1  0.249752  0.583869  0.749526  1
  Si  Si7  1  0.253449  0.914861  0.082764  1
  Si  Si8  1  0.250537  0.916843  0.416509  1
  Si  Si9  1  0.249465  0.916782  0.750394  1
  Si  Si10  1  0.582733  0.250727  0.082566  1
  Si  Si11  1  0.582982  0.250280  0.417336  1
  Si  Si12  1  0.583236  0.250551  0.748244  1
  Si  Si13  1  0.583288  0.585008  0.082849  1
  Si  Si14  1  0.584177  0.583655  0.416699  1
  Si  Si15  1  0.583716  0.583665  0.749703  1
  Si  Si16  1  0.582938  0.915953  0.083041  1
  Si  Si17  1  0.583156  0.915753  0.417609  1
  Si  Si18  1  0.584101  0.916630  0.749655  1
  Si  Si19  1  0.902230  0.257146  0.075932  1
  Si  Si20  1  0.917433  0.248684  0.414273  1
  Si  Si21  1  0.917071  0.250282  0.749783  1
  Si  Si22  1  0.917094  0.583532  0.083052  1
  Si  Si23  1  0.917412  0.582596  0.415920  1
  Si  Si24  1  0.917340  0.583519  0.749799  1
  Si  Si25  1  0.917328  0.918975  0.084647  1
  Si  Si26  1  0.917340  0.917346  0.415956  1
  Si  Si27  1  0.917363  0.917407  0.750673  1
  Si  Si28  1  0.002530  0.009446  0.009148  1
  Si  Si29  1  0.000946  0.001135  0.332170  1
  Si  Si30  1  0.000733  0.000382  0.666703  1
  Si  Si31  1  0.000994  0.332484  0.000830  1
  Si  Si32  1  0.002696  0.324357  0.324035  1
  Si  Si33  1  0.000769  0.333410  0.666274  1
  Si  Si34  1  0.000741  0.667081  0.999930  1
  Si  Si35  1  0.000745  0.666651  0.333021  1
  Si  Si36  1  0.000801  0.666895  0.666564  1
  Si  Si37  1  0.335441  0.999580  0.999240  1
  Si  Si38  1  0.336731  0.998804  0.334494  1
  Si  Si39  1  0.333007  0.000061  0.666797  1
  Si  Si40  1  0.336668  0.334968  0.998461  1
  Si  Si41  1  0.335483  0.334189  0.333785  1
  Si  Si42  1  0.333162  0.333748  0.666211  1
  Si  Si43  1  0.333093  0.667168  0.999572  1
  Si  Si44  1  0.333093  0.666587  0.333398  1
  Si  Si45  1  0.333857  0.666949  0.666509  1
  Si  Si46  1  0.665611  0.999358  0.998980  1
  Si  Si47  1  0.665618  0.999281  0.334052  1
  Si  Si48  1  0.668177  0.999880  0.666999  1
  Si  Si49  1  0.665722  0.334315  0.998932  1
  Si  Si50  1  0.665735  0.334251  0.333931  1
  Si  Si51  1  0.668173  0.333771  0.665956  1
  Si  Si52  1  0.668169  0.667315  0.999588  1
  Si  Si53  1  0.668227  0.666262  0.333385  1
  Si  Si54  1  0.667534  0.666813  0.666479  1
  Si  Si55  1  0.254275  0.082132  0.251219  1
  Si  Si56  1  0.249837  0.083624  0.583174  1
  Si  Si57  1  0.253456  0.083100  0.914514  1
  Si  Si58  1  0.253478  0.418915  0.250280  1
  Si  Si59  1  0.249604  0.416982  0.582641  1
  Si  Si60  1  0.250517  0.416966  0.916407  1
  Si  Si61  1  0.249880  0.750153  0.249782  1
  Si  Si62  1  0.249633  0.749938  0.583493  1
  Si  Si63  1  0.249514  0.750800  0.916391  1
  Si  Si64  1  0.582737  0.082954  0.250389  1
  Si  Si65  1  0.583256  0.083152  0.584739  1
  Si  Si66  1  0.582911  0.083401  0.915568  1
  Si  Si67  1  0.583003  0.417656  0.249946  1
  Si  Si68  1  0.584187  0.417091  0.583285  1
  Si  Si69  1  0.583191  0.417874  0.915458  1
  Si  Si70  1  0.583213  0.748515  0.250206  1
  Si  Si71  1  0.583715  0.750056  0.583324  1
  Si  Si72  1  0.584160  0.749993  0.916274  1
  Si  Si73  1  0.902154  0.076223  0.256863  1
  Si  Si74  1  0.917073  0.083470  0.583115  1
  Si  Si75  1  0.917363  0.084927  0.918640  1
  Si  Si76  1  0.917473  0.414613  0.248348  1
  Si  Si77  1  0.917389  0.416290  0.582241  1
  Si  Si78  1  0.917390  0.416283  0.917025  1
  Si  Si79  1  0.917046  0.750174  0.249909  1
  Si  Si80  1  0.917349  0.750102  0.583172  1
  Si  Si81  1  0.917322  0.751061  0.917031  1
  Si  Si82  1  0.958667  0.166525  0.166274  1
  Si  Si83  1  0.000370  0.166682  0.499397  1
  Si  Si84  1  0.000305  0.167034  0.833570  1
  Si  Si85  1  0.000356  0.499793  0.166318  1
  Si  Si86  1  0.001207  0.497270  0.496916  1
  Si  Si87  1  0.000531  0.499956  0.833394  1
  Si  Si88  1  0.000311  0.833901  0.166693  1
  Si  Si89  1  0.000507  0.833738  0.499608  1
  Si  Si90  1  0.001113  0.836549  0.836191  1
  Si  Si91  1  0.335458  0.166872  0.166500  1
  Si  Si92  1  0.335324  0.166266  0.501265  1
  Si  Si93  1  0.335265  0.167514  0.831699  1
  Si  Si94  1  0.335290  0.501710  0.165875  1
  Si  Si95  1  0.333673  0.500301  0.499952  1
  Si  Si96  1  0.333507  0.500662  0.832691  1
  Si  Si97  1  0.335339  0.832050  0.167091  1
  Si  Si98  1  0.333417  0.833129  0.500295  1
  Si  Si99  1  0.333587  0.833497  0.833090  1
  Si  Si100  1  0.664763  0.166809  0.166462  1
  Si  Si101  1  0.665300  0.167022  0.501786  1
  Si  Si102  1  0.665266  0.166610  0.831091  1
  Si  Si103  1  0.665372  0.502052  0.166679  1
  Si  Si104  1  0.667756  0.500157  0.499775  1
  Si  Si105  1  0.667787  0.500636  0.832666  1
  Si  Si106  1  0.665199  0.831423  0.166287  1
  Si  Si107  1  0.667824  0.832965  0.500328  1
  Si  Si108  1  0.667652  0.833483  0.833111  1
  Si  Si109  1  0.098223  0.242277  0.241971  1
  Si  Si110  1  0.083538  0.250042  0.582616  1
  Si  Si111  1  0.083880  0.249195  0.917152  1
  Si  Si112  1  0.083556  0.583011  0.249643  1
  Si  Si113  1  0.083128  0.582287  0.581964  1
  Si  Si114  1  0.083598  0.583481  0.916637  1
  Si  Si115  1  0.083845  0.917485  0.248874  1
  Si  Si116  1  0.083543  0.917063  0.583069  1
  Si  Si117  1  0.083139  0.922099  0.921748  1
  Si  Si118  1  0.417667  0.250461  0.250041  1
  Si  Si119  1  0.417094  0.250321  0.583847  1
  Si  Si120  1  0.418138  0.250600  0.915191  1
  Si  Si121  1  0.417069  0.584186  0.250022  1
  Si  Si122  1  0.416898  0.583592  0.583149  1
  Si  Si123  1  0.416365  0.584122  0.916109  1
  Si  Si124  1  0.418239  0.915529  0.250172  1
  Si  Si125  1  0.416254  0.916562  0.583775  1
  Si  Si126  1  0.417633  0.916148  0.915859  1
  Si  Si127  1  0.746876  0.250312  0.250020  1
  Si  Si128  1  0.750967  0.250031  0.582585  1
  Si  Si129  1  0.746641  0.251125  0.913308  1
  Si  Si130  1  0.751030  0.582929  0.249611  1
  Si  Si131  1  0.750711  0.583462  0.583151  1
  Si  Si132  1  0.750983  0.583784  0.916130  1
  Si  Si133  1  0.746517  0.913625  0.250871  1
  Si  Si134  1  0.751007  0.916415  0.583495  1
  Si  Si135  1  0.750535  0.916996  0.916587  1
  Si  Si136  1  0.173415  0.996798  0.168299  1
  Si  Si137  1  0.167050  0.000330  0.499280  1
  Si  Si138  1  0.167086  0.000751  0.834035  1
  Si  Si139  1  0.173467  0.336913  0.164781  1
  Si  Si140  1  0.167190  0.333034  0.499016  1
  Si  Si141  1  0.167045  0.333407  0.833665  1
  Si  Si142  1  0.166737  0.666880  0.166480  1
  Si  Si143  1  0.166856  0.666644  0.499805  1
  Si  Si144  1  0.166892  0.667085  0.833212  1
  Si  Si145  1  0.500499  0.999540  0.166506  1
  Si  Si146  1  0.500863  0.999420  0.501235  1
  Si  Si147  1  0.500438  0.999791  0.832356  1
  Si  Si148  1  0.500509  0.334179  0.166427  1
  Si  Si149  1  0.500551  0.333859  0.500632  1
  Si  Si150  1  0.500888  0.334295  0.831767  1
  Si  Si151  1  0.500160  0.666761  0.166511  1
  Si  Si152  1  0.500684  0.666728  0.499943  1
  Si  Si153  1  0.500647  0.667024  0.833003  1
  Si  Si154  1  0.826488  0.995906  0.165633  1
  Si  Si155  1  0.833962  0.999979  0.499965  1
  Si  Si156  1  0.834837  0.000806  0.834547  1
  Si  Si157  1  0.826745  0.337490  0.167363  1
  Si  Si158  1  0.834907  0.332837  0.498337  1
  Si  Si159  1  0.833970  0.333659  0.833017  1
  Si  Si160  1  0.834161  0.666845  0.166458  1
  Si  Si161  1  0.834636  0.666171  0.499806  1
  Si  Si162  1  0.834587  0.667388  0.833177  1
  Si  Si163  1  0.098188  0.091603  0.091281  1
  Si  Si164  1  0.083857  0.084490  0.415805  1
  Si  Si165  1  0.083529  0.083760  0.750361  1
  Si  Si166  1  0.083880  0.416183  0.084153  1
  Si  Si167  1  0.083211  0.411740  0.411397  1
  Si  Si168  1  0.083614  0.416737  0.749893  1
  Si  Si169  1  0.083494  0.750722  0.083345  1
  Si  Si170  1  0.083577  0.750275  0.416342  1
  Si  Si171  1  0.083082  0.751529  0.751203  1
  Si  Si172  1  0.417665  0.083322  0.082921  1
  Si  Si173  1  0.418198  0.083178  0.417771  1
  Si  Si174  1  0.417033  0.083409  0.749153  1
  Si  Si175  1  0.418187  0.418210  0.082820  1
  Si  Si176  1  0.417694  0.417539  0.417234  1
  Si  Si177  1  0.416396  0.417269  0.749225  1
  Si  Si178  1  0.417091  0.749441  0.083021  1
  Si  Si179  1  0.416301  0.749631  0.416927  1
  Si  Si180  1  0.416870  0.750303  0.749870  1
  Si  Si181  1  0.746788  0.083216  0.082921  1
  Si  Si182  1  0.746672  0.082444  0.419592  1
  Si  Si183  1  0.750982  0.083679  0.750298  1
  Si  Si184  1  0.746764  0.419840  0.082130  1
  Si  Si185  1  0.750645  0.416675  0.416283  1
  Si  Si186  1  0.750991  0.417213  0.749488  1
  Si  Si187  1  0.750954  0.750699  0.083315  1
  Si  Si188  1  0.751008  0.749781  0.416883  1
  Si  Si189  1  0.750690  0.750152  0.749832  1
  Si  Si190  1  0.173438  0.168610  0.996496  1
  Si  Si191  1  0.173493  0.165097  0.336573  1
  Si  Si192  1  0.166732  0.166897  0.666483  1
  Si  Si193  1  0.167039  0.499694  0.999956  1
  Si  Si194  1  0.167141  0.499377  0.332674  1
  Si  Si195  1  0.166929  0.500163  0.666300  1
  Si  Si196  1  0.167103  0.834389  0.000385  1
  Si  Si197  1  0.167061  0.834041  0.333043  1
  Si  Si198  1  0.166786  0.833593  0.666732  1
  Si  Si199  1  0.500467  0.166904  0.999115  1
  Si  Si200  1  0.500486  0.166837  0.333783  1
  Si  Si201  1  0.500163  0.166841  0.666499  1
  Si  Si202  1  0.500914  0.501584  0.999049  1
  Si  Si203  1  0.500547  0.500933  0.333529  1
  Si  Si204  1  0.500695  0.500359  0.666312  1
  Si  Si205  1  0.500507  0.832670  0.999461  1
  Si  Si206  1  0.500894  0.832077  0.333957  1
  Si  Si207  1  0.500604  0.833421  0.666608  1
  Si  Si208  1  0.826558  0.165881  0.995641  1
  Si  Si209  1  0.826689  0.167636  0.337237  1
  Si  Si210  1  0.834149  0.166870  0.666438  1
  Si  Si211  1  0.834006  0.500276  0.999666  1
  Si  Si212  1  0.834936  0.498697  0.332446  1
  Si  Si213  1  0.834628  0.500125  0.665887  1
  Si  Si214  1  0.834813  0.834947  0.000441  1
  Si  Si215  1  0.833918  0.833345  0.333333  1
  Si  Si216  1  0.834634  0.833461  0.667083  1
  C  C217  1  0.066580  0.166863  0.166731  1