16
 N       -0.51459    1.69282   -0.33447
 H       -1.08320    2.36149    0.14718
 H        0.41573    2.05129   -0.41466
 C       -0.50666    0.40270    0.32114
 H        0.16199   -0.24516   -0.22552
 C       -1.88065   -0.23008    0.20777
 O       -2.85423    0.60123    0.56961
 H       -3.69171    0.15675    0.47813
 O       -2.08727   -1.35243   -0.12128
 C       -0.09519    0.40626    1.80333
 H       -0.72616    1.07229    2.38339
 H       -0.20482   -0.58299    2.24052
 C        1.33923    0.82301    2.00484
 O        2.11942    1.07267    1.14152
 O        1.65881    0.87783    3.29209
 H        2.57364    1.13169    3.37399