13
 N        1.23218   -1.16316   -0.50700
 H        1.23667   -1.61994    0.38450
 H        2.17598   -1.12110   -0.83889
 C        0.65779    0.16830   -0.42334
 H        0.72255    0.61928   -1.40392
 C       -0.82483    0.05552   -0.12998
 O       -1.08396   -0.76436    0.88586
 H       -2.02516   -0.78991    1.02868
 O       -1.67940    0.65529   -0.69810
 C        1.31742    1.09904    0.60446
 H        1.25576    0.68126    1.60411
 H        2.36578    1.22999    0.35560
 H        0.84780    2.07793    0.60999