Ketcher 09281717032D 1   1.00000     0.00000     0

  4  3  0     0  0            999 V2000
   -4.2512    2.4798    0.0000 R   0  0  0  0  0  0  0  0  0  0  0  0
   -3.3921    3.0112    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
   -2.5331    2.5153    0.0000 R   0  0  0  0  0  0  0  0  0  0  0  0
   -3.4072    4.0091    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0     0  0
  2  3  1  0     0  0
  2  4  1  0     0  0
M  CHG  1   2   1
M  END