1,4-Naphtoquinone
  Mrv1652309241723372D          

 12 13  0  0  0  0            999 V2000
    2.3644   -1.6500    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.3644    1.6500    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.0789    0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0789   -0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.3644    0.8250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.3644   -0.8250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.8165    0.8536    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.8165   -0.8536    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6500    0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6500   -0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.5640   -0.4297    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.5640    0.4297    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  6  2  0  0  0  0
  2  5  2  0  0  0  0
  3  4  1  0  0  0  0
  3  5  1  0  0  0  0
  3  7  2  0  0  0  0
  4  6  1  0  0  0  0
  4  8  2  0  0  0  0
  5  9  1  0  0  0  0
  6 10  1  0  0  0  0
  7 12  1  0  0  0  0
  8 11  1  0  0  0  0
  9 10  2  0  0  0  0
 11 12  2  0  0  0  0
M  END