18
charge = 0
 C 0.631218 -1.862506 -2.121124
 C 2.123132 -1.830274 -2.156947
 C 2.835660 -0.943879 -1.465317
 O 4.176489 -0.808687 -1.410542
 C 4.943821 -1.711255 -2.174094
 C 6.404422 -1.377580 -1.968743
 N 7.221600 -2.319553 -2.714780
 H 0.201817 -1.710588 -3.116667
 H 0.232764 -1.084930 -1.465285
 H 0.258049 -2.826096 -1.759420
 H 2.621155 -2.565824 -2.779743
 H 2.356071 -0.198259 -0.837852
 H 4.685688 -1.635423 -3.236963
 H 4.735682 -2.741953 -1.852160
 H 6.610110 -1.347378 -0.888829
 H 6.589891 -0.372573 -2.356680
 H 7.223893 -3.227334 -2.266212
 H 8.182347 -2.007599 -2.754454