Cartesian Coordinates

0 1
 C                  0.00001367   -0.00000606   -0.60104014
 H                 -0.00002045    0.00002785   -1.66957539
 C                 -0.00001367   -0.00000606    0.60104014
 H                  0.00002045    0.00002785    1.66957539

 1 2 1.0 3 3.0
 2
 3 4 1.0
 4
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Internal Coordinates

0 1
 C              
 H                  1            B1
 C                  1            B2    2            A1
 H                  3            B3    1            A2    2            D1    0

   B1             1.06853525
   B2             1.20208028
   B3             1.06853525
   A1           179.99637734
   A2           179.99637734
   D1          -119.74073356

 1 2 1.0 3 3.0
 2
 3 4 1.0
 4