http://chempedia.com/compounds/238106.mol
  -OEChem-03010811102D

  6  0  0     0  0  0  0  0  0999 V2000
    3.1160    0.0000    0.0000 Mo  0  0  0  0  0  0  0  0  0  0  0  0
    3.3660    2.5000    0.0000 Zn  0  2  0  0  0  0  0  0  0  0  0  0
    4.2321    3.0000    0.0000 O   0  6  0  0  0  0  0  0  0  0  0  0
    2.5000    3.0000    0.0000 O   0  6  0  0  0  0  0  0  0  0  0  0
    3.1160    5.0000    0.0000 O   0  6  0  0  0  0  0  0  0  0  0  0
    0.0000    2.5000    0.0000 O   0  6  0  0  0  0  0  0  0  0  0  0
M  CHG  5   2   2   3  -2   4  -2   5  -2   6  -2
M  END