21
charge = 0
 C 0.725902 0.219438 -2.349789
 C 1.962891 -0.320094 -1.652645
 C 2.788536 -1.247480 -2.542721
 C 3.964854 -1.832468 -1.833471
 C 5.261297 -1.700694 -2.119749
 C 6.304815 -2.363537 -1.273026
 C 5.808152 -0.915287 -3.270792
 H 0.152376 0.879798 -1.695223
 H 0.064481 -0.592876 -2.664631
 H 0.993601 0.789725 -3.243937
 H 1.670274 -0.860679 -0.745396
 H 2.596429 0.508579 -1.319125
 H 3.094779 -0.705295 -3.441283
 H 2.137651 -2.062267 -2.888192
 H 3.713094 -2.433724 -0.959721
 H 5.861295 -2.924226 -0.448885
 H 6.996072 -1.624550 -0.852675
 H 6.913004 -3.053291 -1.868904
 H 5.038143 -0.422415 -3.862230
 H 6.383032 -1.565572 -3.939328
 H 6.503851 -0.148195 -2.913577