13
charge = 0
 O 1.081926 0.163543 0.284228
 N 2.471148 0.054285 0.132102
 C 2.985993 -0.376179 1.213699
 C 2.334962 -0.748577 2.521202
 C 3.505801 -1.172879 3.360832
 C 4.617215 -1.052583 2.632003
 N 4.339538 -0.582741 1.356652
 H 0.806934 0.489963 -0.575550
 H 1.590931 -1.536827 2.360665
 H 1.782703 0.107629 2.924476
 H 3.450519 -1.516214 4.381238
 H 5.639519 -1.266546 2.908518
 H 5.006820 -0.411374 0.628434