null
  CDK     0224162332
null
 18 20  0  0  0  0  0  0  0  0999 V2000
    4.2868   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -1.2375    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -1.2375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -1.2375    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.8250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145    1.2375    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289    0.8250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289    0.0000    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7846    1.0799    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
   -1.2695    0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7846   -0.2549    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0 
  2  3  1  0  0  0  0 
  3  4  2  0  0  0  0 
  4  5  1  0  0  0  0 
  5  6  2  0  0  0  0 
  6  7  1  0  0  0  0 
  7  8  2  0  0  0  0 
  8  3  1  0  0  0  0 
  7  9  1  0  0  0  0 
  9 10  1  0  0  0  0 
 10 11  2  0  0  0  0 
 11 12  1  0  0  0  0 
 12 13  2  0  0  0  0 
 13 14  1  0  0  0  0 
 14 15  2  0  0  0  0 
 15 10  1  0  0  0  0 
 12 16  1  0  0  0  0 
 16 17  2  0  0  0  0 
 17 18  1  0  0  0  0 
 18 11  1  0  0  0  0 
M  CHG  1  13   1
M  END