OEC
  -OEChem-11082419103D

  9 13  0     1  0  0  0  0  0999 V2000
   27.7010   40.2320   70.5820 Mn  0  0  0  0  0  0  0  0  0  0  0  0
   27.0700   39.5490   68.1030 Mn  0  0  0  0  0  0  0  0  0  0  0  0
   29.2900   38.5220   69.2870 Mn  0  0  0  0  0  0  0  0  0  0  0  0
   29.3680   38.5550   66.0330 Mn  0  0  0  0  0  0  0  0  0  0  0  0
   27.3390   41.0790   68.9520 O   0  0  2  0  0  0  0  0  0  0  0  0
   27.5290   38.6810   69.6370 O   0  0  0  0  0  0  0  0  0  0  0  0
   29.5140   40.0760   70.1850 O   0  0  1  0  0  0  0  0  0  0  0  0
   28.9460   39.4180   67.6330 O   0  0  0  0  0  0  0  0  0  0  0  0
   29.6490   41.7480   68.3350 Ca  0  0  0  0  0  0  0  0  0  0  0  0
  1  5  1  0  0  0  0
  1  6  1  0  0  0  0
  1  7  1  0  0  0  0
  2  5  1  0  0  0  0
  2  6  1  0  0  0  0
  2  8  1  0  0  0  0
  3  6  1  0  0  0  0
  3  7  1  0  0  0  0
  3  8  1  0  0  0  0
  4  8  1  0  0  0  0
  5  9  1  0  0  0  0
  7  9  1  0  0  0  0
  8  9  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
[O@]12[Ca]3[O@]4[Mn]1O5[Mn]2O3([Mn]45)[Mn]

> <OPENEYE_INCHI>
InChI=1S/Ca.4Mn.4O

> <OPENEYE_INCHIKEY>
UFRGXNUNWYSFQE-UHFFFAOYSA-N

> <FORMULA>
CaMn4O4

$$$$