21
charge = 0
 C 2.681353 -1.436963 0.462139
 C 3.411998 -0.099383 0.410600
 C 3.237129 0.603940 -0.895260
 C 4.217123 0.947033 -1.722480
 C 4.046412 1.643745 -3.036690
 C 4.750343 2.998722 -3.027565
 C 4.564067 0.775761 -4.181271
 H 2.797288 -1.913638 1.438408
 H 3.065840 -2.120802 -0.298243
 H 1.610989 -1.307820 0.279884
 H 4.478894 -0.247445 0.604333
 H 3.034944 0.540122 1.218599
 H 2.209626 0.834865 -1.180404
 H 5.246414 0.713983 -1.442059
 H 2.973991 1.813585 -3.190289
 H 5.824739 2.875566 -2.859015
 H 4.359836 3.642317 -2.236465
 H 4.621484 3.512930 -3.983871
 H 5.631301 0.567266 -4.056537
 H 4.434701 1.278715 -5.143535
 H 4.039228 -0.181097 -4.220979