21
charge = 0
 C 1.137443 -0.328880 -1.460840
 C 2.566629 0.182041 -1.519107
 C 2.669892 1.638156 -1.125213
 O 4.014238 2.036846 -1.198198
 C 4.240151 3.421979 -1.015976
 C 4.066432 3.844969 0.433722
 C 5.639296 3.702582 -1.519194
 H 1.082511 -1.380560 -1.748623
 H 0.485122 0.232231 -2.135985
 H 0.722866 -0.240949 -0.452637
 H 2.973696 0.063729 -2.527819
 H 3.207517 -0.404252 -0.853571
 H 2.268662 1.774726 -0.109676
 H 2.056199 2.257348 -1.800367
 H 3.517541 3.977064 -1.636908
 H 4.764278 3.295459 1.070880
 H 3.052662 3.661413 0.794536
 H 4.267257 4.913302 0.543906
 H 6.369981 3.143559 -0.929373
 H 5.872473 4.766475 -1.439114
 H 5.738951 3.400031 -2.562842