Cartesian Coordinates

0 1
 O                  0.00001499    0.00000000    1.25785920
 C                  0.00001247   -0.00000385    0.00002884
 O                 -0.00001499    0.00000000   -1.25785920

 1 2 2.0
 2 3 2.0
 3
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Internal Coordinates

0 1
 O              
 C                  1            B1
 O                  2            B2    1            A1

   B1             1.25729168
   B2             1.25732938
   A1           179.99879770

 1 2 2.0
 2 3 2.0
 3