21
charge = 0
 C 1.004493 0.299731 0.071743
 C 2.410232 -0.273619 0.206923
 C 2.562018 -1.054842 1.512658
 N 1.747040 -2.261463 1.528273
 C 2.773262 -1.086801 -1.032492
 C 4.203920 -1.588568 -1.076818
 N 4.479448 -2.203605 -2.369534
 H 0.728189 0.893208 0.948249
 H 0.261589 -0.494673 -0.049162
 H 0.927427 0.944794 -0.806675
 H 3.108841 0.571383 0.276108
 H 2.343189 -0.368262 2.346748
 H 3.605326 -1.359453 1.631511
 H 0.764488 -2.029592 1.601994
 H 1.972055 -2.832264 2.332363
 H 2.604436 -0.473461 -1.923934
 H 2.093181 -1.943366 -1.101304
 H 4.381844 -2.267575 -0.229700
 H 4.889858 -0.741857 -0.955756
 H 3.863623 -2.996505 -2.509589
 H 5.425242 -2.564010 -2.397606