BF4 - Ideal conformer
     RDKit          3D

  5  4  0  0  0  0  0  0  0  0999 V2000
    0.0000    0.0000    0.0000 Be  0  0  0  0  0  4  0  0  0  0  0  0
    0.0000    0.0000    0.0000 F   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 F   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 F   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 F   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0
  1  3  1  0
  1  4  1  0
  1  5  1  0
M  CHG  1   1  -2
M  END
$$$$
