21
charge = 0
 C 2.147676 0.027941 -1.317888
 C 1.719957 -0.181643 0.124560
 C 2.433239 -1.327715 0.855337
 C 1.962614 -1.384138 2.304783
 C 2.167404 -2.664698 0.182651
 O 3.853627 -1.186583 0.780131
 C 4.421831 -0.061058 1.390293
 H 1.660424 0.909686 -1.740343
 H 1.885085 -0.824147 -1.948054
 H 3.227846 0.170811 -1.390775
 H 0.643649 -0.377783 0.172897
 H 1.872500 0.744204 0.689702
 H 0.906214 -1.658556 2.344658
 H 2.069730 -0.421942 2.810523
 H 2.531660 -2.134517 2.858487
 H 1.094631 -2.857053 0.111590
 H 2.628883 -3.469131 0.758651
 H 2.595302 -2.683923 -0.820210
 H 5.495852 -0.118930 1.207961
 H 4.259550 -0.042056 2.474693
 H 4.053745 0.882440 0.967464