$coord
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   -1.69959609938333     -0.08280934235000      0.00000000000000      h
   -4.03363349458333      1.60765279075000      0.00000000000000      h
    2.25465049241667     -0.27698855495000      0.00000000000000      c
    3.50407379131667     -0.55960653285000     -1.64203666360000      h
    3.50407379131667     -0.55960653285000      1.64203666360000      h
$user-defined bonds
$end
