20
charge = 0
 C 1.013167 -0.050717 0.089865
 C 2.523167 -0.046759 -0.035983
 C 2.901893 -0.045932 -1.511974
 N 4.339085 -0.063434 -1.739801
 C 3.253687 1.039488 0.800427
 C 4.179559 -0.041838 1.389637
 C 3.269302 -1.128751 0.788110
 H 0.572171 0.831916 -0.384754
 H 0.707936 -0.052154 1.139234
 H 0.579646 -0.937191 -0.384509
 H 2.394817 0.806898 -1.994132
 H 2.485902 -0.953278 -1.964582
 H 4.746587 0.839307 -1.530008
 H 4.540100 -0.253525 -2.712567
 H 2.593258 1.485820 1.547432
 H 3.727919 1.856058 0.248269
 H 4.290462 -0.041532 2.475181
 H 5.170819 -0.042823 0.936493
 H 2.618500 -1.602185 1.526997
 H 3.771831 -1.901685 0.205063