Ketcher 03071718002D 1   1.00000     0.00000     0

 21 20  0     0  0            999 V2000
    0.1997   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.0763   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.9013   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.7778   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.6544   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.5310   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.3559   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    6.2325   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    7.1091   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    7.9341   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    8.8106   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    9.6357   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   10.5122   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   11.3887   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   12.2137   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   13.0902   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   13.9668   -4.0306    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   14.7918   -4.5462    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.1997   -3.0510    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6768   -4.5462    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.0763   -5.5259    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
  2  1  1  0     0  0
 20  1  1  0     0  0
 19  1  2  0     0  0
  3  2  1  0     0  0
  2 21  1  1     0  0
  4  3  1  0     0  0
  5  4  1  0     0  0
  6  5  1  0     0  0
  7  6  1  0     0  0
  8  7  1  0     0  0
  9  8  1  0     0  0
 10  9  1  0     0  0
 11 10  1  0     0  0
 12 11  1  0     0  0
 13 12  1  0     0  0
 14 13  1  0     0  0
 15 14  1  0     0  0
 16 15  1  0     0  0
 17 16  1  0     0  0
 18 17  1  0     0  0
M  CHG  1  20  -1
M  END