21
charge = 0
 C 0.856344 0.116837 -0.257345
 C 2.353451 0.042378 -0.077273
 C 2.734454 -0.052002 1.380540
 C 3.157935 -0.740502 -1.080434
 C 3.267700 0.760319 -1.051642
 C 2.676784 1.545646 -2.197593
 C 4.554927 1.376870 -0.559663
 H 0.377537 -0.732628 0.239660
 H 0.551809 0.094237 -1.303321
 H 0.449897 1.029561 0.190715
 H 2.220735 -0.898430 1.846927
 H 2.438376 0.850706 1.925035
 H 3.803540 -0.197899 1.532477
 H 2.629700 -1.195627 -1.911676
 H 4.000571 -1.318788 -0.716177
 H 1.796827 1.070254 -2.629990
 H 3.415769 1.652378 -2.997894
 H 2.391229 2.553654 -1.879362
 H 5.048203 0.778027 0.205423
 H 4.380864 2.374818 -0.144095
 H 5.258318 1.486889 -1.390992