20
charge = 0
 C 1.931458 0.336319 -0.837207
 O 3.098036 0.305540 -0.065479
 C 2.878344 -0.212396 1.220629
 C 4.198187 -0.182754 1.963642
 N 4.125225 -0.804455 3.269279
 C 5.442074 -1.116501 3.774072
 C 3.388725 -0.009152 4.225386
 H 2.191126 0.748327 -1.812806
 H 1.159444 0.970189 -0.377812
 H 1.511853 -0.670128 -0.976492
 H 2.511032 -1.248327 1.169327
 H 2.111282 0.384717 1.736279
 H 4.559286 0.861058 2.018761
 H 4.923120 -0.735462 1.360008
 H 5.963335 -1.775289 3.076295
 H 5.356923 -1.635550 4.731648
 H 6.068120 -0.218543 3.930035
 H 2.364922 0.155715 3.887337
 H 3.853845 0.978281 4.404262
 H 3.339883 -0.536909 5.180346