20
charge = 0
 C 3.012250 0.670734 1.032820
 C 2.419755 0.359807 -0.330532
 C 3.067741 -0.836100 -1.041855
 N 2.366963 -1.234320 -2.262044
 C 4.500547 -0.559866 -1.374165
 C 5.547017 -1.200676 -0.871626
 C 6.971460 -0.913841 -1.201998
 H 2.499389 1.511499 1.505351
 H 4.072546 0.921370 0.956986
 H 2.925328 -0.189473 1.703189
 H 2.495619 1.237133 -0.985241
 H 1.348837 0.148264 -0.225757
 H 3.038071 -1.693594 -0.357691
 H 2.475644 -0.517127 -2.971237
 H 1.372028 -1.310474 -2.080530
 H 4.669386 0.249625 -2.087956
 H 5.367880 -2.008540 -0.163073
 H 7.059066 -0.094998 -1.918835
 H 7.460205 -1.795260 -1.629285
 H 7.539856 -0.645464 -0.305631