B1720.sdf
  ChemDraw07021414502D

  7  7  0  0  0  0  0  0  0  0999 V2000
   -1.0036    0.4579    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.4783   -0.9171    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7621   -0.2851    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    1.0036    0.6994    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    0.2605    0.4579    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3715    0.9171    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0191   -0.2851    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  3  1  0      
  1  6  1  0      
  2  7  2  0      
  3  7  1  0      
  5  4  1  1      
  5  6  1  0      
  5  7  1  0      
V    1 0
V    2 1
V    3 2
V    4 3
V    5 4
V    6 5
V    7 6
M  END
$$$$
