Mrv1572004191601332D          

  5  3  0  0  0  0            999 V2000
   -0.8250   -1.4289    0.0000 Ca  0  2  0  0  0  0  0  0  0  0  0  0
   -0.4125    0.7145    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4125   -0.7145    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0
    0.8250    0.0000    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0
  5  2  2  0  0  0  0
  5  3  1  0  0  0  0
  5  4  1  0  0  0  0
M  CHG  3   1   2   3  -1   4  -1
M  END