20
charge = 0
 C 1.619281 1.242622 1.649701
 C 2.978846 0.661739 1.321543
 N 4.035795 1.508514 1.840477
 C 5.378306 0.946906 1.757586
 C 5.843767 0.863743 0.308059
 C 6.303912 1.819929 2.546685
 C 7.031438 1.414768 3.577351
 H 0.820968 0.624528 1.233861
 H 1.524307 2.251650 1.243080
 H 1.465026 1.298789 2.731624
 H 3.085665 0.589600 0.235301
 H 3.045366 -0.370688 1.710776
 H 3.838180 1.720490 2.811962
 H 5.415607 -0.070785 2.188576
 H 5.810507 1.853366 -0.154368
 H 5.214254 0.191256 -0.277830
 H 6.867706 0.488428 0.262029
 H 6.351017 2.857295 2.219428
 H 6.995692 0.386628 3.925404
 H 7.693159 2.090302 4.107364