18
charge = 0
 O 2.827619 -0.433013 -0.196027
 C 1.900510 0.572216 -0.570127
 C 2.646924 1.620796 -1.353766
 N 3.640259 2.265921 -0.521778
 C 4.445371 3.216441 -1.217046
 C 3.950678 4.628091 -1.284694
 C 5.119162 4.277662 -0.410895
 H 2.410564 -1.019056 0.438297
 H 1.451950 1.038042 0.316469
 H 1.097533 0.153147 -1.190991
 H 1.933880 2.374476 -1.703756
 H 3.082701 1.146733 -2.250555
 H 4.220118 1.553495 -0.093948
 H 4.987224 2.861781 -2.097876
 H 3.010499 4.834078 -0.788683
 H 4.132259 5.196445 -2.188226
 H 4.946194 4.253962 0.657530
 H 6.107126 4.602582 -0.711908