21
charge = 0
 C 0.789646 0.179491 0.228545
 C 2.116339 -0.189513 -0.412664
 C 2.756379 -1.457924 0.157446
 N 1.935340 -2.658321 0.039614
 C 4.115091 -1.712506 -0.482523
 C 4.935947 -2.782190 0.212489
 N 6.214752 -2.959917 -0.467163
 H 0.394925 1.109920 -0.185319
 H 0.898219 0.318839 1.308523
 H 0.032201 -0.591875 0.066279
 H 2.820946 0.640851 -0.292134
 H 1.982579 -0.322305 -1.494257
 H 2.913966 -1.297188 1.233298
 H 1.689888 -2.815725 -0.932587
 H 1.067164 -2.555703 0.549460
 H 4.694001 -0.784331 -0.505502
 H 3.957440 -2.000772 -1.532227
 H 4.336088 -3.698179 0.288931
 H 5.146316 -2.455137 1.236893
 H 6.061088 -3.321342 -1.401749
 H 6.777286 -3.649062 0.016536