CO3trig.mol
  -ISIS-            3D

  4  3  0  0  0  0  0  0  0  0  0
   -0.0009   -0.0037    0.0000 C   0  0  0  0  0
    1.2684    0.0197    0.0000 O   0  0  0  0  0
   -0.6527    1.0857    0.0000 O   0  0  0  0  0
   -0.6190   -1.1127    0.0002 O   0  0  0  0  0
  1  2  2  0  0  0
  1  3  2  0  0  0
  1  4  2  0  0  0