21
charge = 0
 C 1.791220 -0.742821 0.587759
 C 2.486250 0.287891 -0.291298
 C 3.234452 -0.260537 -1.508164
 C 4.627417 -0.852702 -1.321965
 C 5.615399 -0.014926 -0.472178
 C 5.444908 -1.017121 0.685973
 C 4.812152 -2.009150 -0.308285
 H 1.172978 -0.251983 1.343707
 H 2.494047 -1.389754 1.114695
 H 1.134937 -1.384089 -0.007983
 H 3.160459 0.899844 0.317714
 H 1.723729 0.980792 -0.662587
 H 3.341466 0.559293 -2.228649
 H 2.600650 -1.007931 -2.002934
 H 5.003516 -1.092664 -2.320592
 H 5.347592 1.026142 -0.278362
 H 6.624903 -0.033847 -0.887971
 H 4.730259 -0.664733 1.432851
 H 6.348797 -1.339589 1.205489
 H 3.922142 -2.554913 0.007464
 H 5.542028 -2.736682 -0.670463