8  7  0  0  0  0  0  0  0  0999 V2000
   16.2400  -15.8200    0.0000 As  0  3  0  0  0  0  0  0  0  0  0  0
   17.8024  -16.5200    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   18.8749  -15.8200    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   20.0873  -16.5200    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0
   18.8749  -14.4202    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   15.0276  -15.1200    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   16.9820  -14.4928    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   15.4980  -17.0072    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
  3  4  1  0     0  0
  3  5  2  0     0  0
  1  6  1  0     0  0
  1  7  1  0     0  0
  1  8  1  0     0  0
M  CHG  2   1   1   4  -1
M  END