13
 
C          1.25456        0.04517       -0.22319
N         -0.03032        0.04506        0.31669
C          0.07512        0.04497        1.66566
N          1.36986        0.04500        1.99001
C          2.12628        0.04514        0.83592
C         -1.29617        0.04507       -0.43477
H          1.68755        0.04500        2.95634
H         -0.72290        0.04489        2.39723
H          3.20705        0.04520        0.85849
H          1.42695        0.04526       -1.29040
H         -1.07074        0.04515       -1.50429
H         -1.87711       -0.85035       -0.18843
H         -1.87716        0.94042       -0.18831
