Mrv1652306031606562D          

 21 16  0  0  0  0            999 V2000
    0.4125   -0.2382    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4125   -0.2382    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.8250    0.4763    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8250   -0.9526    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6500    0.4763    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.4125    1.1908    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0
   -1.6500   -0.9526    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4125   -1.6671    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    5.6571    0.7145    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.0071   -0.7145    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.2446    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.4196    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.8250   -3.3171    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8250   -4.7460    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.4125   -4.0316    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4125   -4.0316    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.8321   -3.3171    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.1821   -4.7460    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.4196   -4.0316    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5946   -4.0316    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0000    1.9053    0.0000 Sn  0  3  0  0  0  0  0  0  0  0  0  0
  2  1  2  0  0  0  0
  3  1  1  0  0  0  0
  2  4  1  4  0  0  0
  5  3  2  0  0  0  0
  6  3  1  0  0  0  0
  7  4  2  0  0  0  0
  8  4  1  0  0  0  0
 11  9  1  0  0  0  0
 12 10  1  0  0  0  0
 12 11  1  0  0  0  0
 15 13  1  0  0  0  0
 16 14  1  0  0  0  0
 16 15  1  0  0  0  0
 19 17  1  0  0  0  0
 20 18  1  0  0  0  0
 20 19  1  0  0  0  0
M  CHG  2   6  -1  21   1
M  RAD  3   9   2  13   2  17   2
M  END