18
charge = 0
 C 0.901591 -0.032640 -0.125093
 C 2.426986 -0.070499 -0.056964
 C 2.978188 -1.354149 0.592275
 C 3.332426 -0.993203 2.052906
 N 4.520518 -1.608786 2.621153
 C 3.441065 0.504694 1.992060
 C 2.971102 0.998090 0.853271
 H 0.520375 -0.814737 -0.786981
 H 0.545134 0.929007 -0.503448
 H 0.464771 -0.181614 0.866207
 H 2.811822 0.050179 -1.076357
 H 3.903760 -1.651780 0.089533
 H 2.283084 -2.194629 0.518330
 H 2.504608 -1.259572 2.724483
 H 5.320113 -1.438934 2.020897
 H 4.405080 -2.612702 2.687721
 H 3.836047 1.078961 2.822139
 H 2.915031 2.053413 0.607570