21
charge = 0
 C 0.524906 -1.393720 -1.025199
 N 1.877749 -0.890544 -0.953404
 C 2.878966 -1.916595 -1.150133
 C 4.280189 -1.355361 -1.009071
 C 5.359137 -2.392631 -1.250422
 N 6.680344 -1.831518 -1.067432
 C 7.741904 -2.773128 -1.341268
 H -0.182213 -0.589794 -0.811136
 H 0.318485 -2.228757 -0.334058
 H 0.320735 -1.750235 -2.039002
 H 2.029917 -0.440824 -0.058800
 H 2.745481 -2.325866 -2.159073
 H 2.751677 -2.768009 -0.454881
 H 4.416611 -0.937469 -0.005137
 H 4.395560 -0.524354 -1.714226
 H 5.225397 -2.835979 -2.255429
 H 5.243766 -3.217661 -0.536772
 H 6.783226 -1.016222 -1.659401
 H 7.687091 -3.233876 -2.342407
 H 7.710930 -3.582889 -0.606480
 H 8.710732 -2.278965 -1.244770