21
charge = 0
 C 1.834953 -0.842318 0.739763
 C 1.712948 0.238450 -0.324339
 C 2.465512 -0.112678 -1.579928
 C 1.832472 -0.952860 -2.655436
 C 2.178451 0.483152 -2.931453
 C 1.060841 1.479289 -3.104032
 C 3.364447 0.748517 -3.823440
 H 1.284858 -0.576235 1.645560
 H 2.879794 -1.001851 1.020138
 H 1.443275 -1.795286 0.374473
 H 0.656073 0.399997 -0.554504
 H 2.086951 1.188737 0.074723
 H 3.519661 -0.317382 -1.402561
 H 0.782973 -1.200510 -2.532888
 H 2.421233 -1.728744 -3.131446
 H 0.191744 1.241617 -2.489550
 H 0.729449 1.500451 -4.146831
 H 1.390527 2.489826 -2.842223
 H 4.151006 0.005831 -3.669788
 H 3.793015 1.736123 -3.624739
 H 3.076717 0.717774 -4.879280