20
charge = 0
 C 1.082015 0.304447 0.126213
 C 2.553525 0.122961 -0.214632
 C 3.058320 -1.312216 -0.088928
 C 2.409873 -2.256105 -1.096105
 O 2.943342 -3.547820 -0.988771
 N 4.503140 -1.452300 -0.245392
 C 5.297700 -1.035333 0.891447
 H 0.800306 1.359204 0.096325
 H 0.863077 -0.067503 1.131154
 H 0.431082 -0.226464 -0.571429
 H 3.153165 0.762348 0.441359
 H 2.742958 0.470726 -1.238433
 H 2.820842 -1.689698 0.914220
 H 2.557594 -1.846639 -2.111195
 H 1.333251 -2.323591 -0.925655
 H 3.881894 -3.396956 -0.796251
 H 4.800992 -0.958531 -1.079713
 H 5.062103 -1.670108 1.749220
 H 5.147973 0.010839 1.197131
 H 6.357068 -1.169382 0.663847