ChemicalBook -- 75-22-9
  -INDIGO-10042518002D
  8  7  0  0  0  0  0  0  0  0999 V2000
    1.5400    1.5400    0.0000 B   0  0  0  0  0  4  0  0  0  0  0  0
    3.0800    1.5400    0.0000 N   0  0  0  0  0  4  0  0  0  0  0  0
    0.0000    1.5400    0.0000 H   0  0  0  0  0  1  0  0  0  0  0  0
    1.5400    3.0800    0.0000 H   0  0  0  0  0  1  0  0  0  0  0  0
    1.5400    0.0000    0.0000 H   0  0  0  0  0  1  0  0  0  0  0  0
    4.6200    1.5400    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0800    3.0800    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0800    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  1  0  0  0  0
  1  4  1  0  0  0  0
  1  5  1  0  0  0  0
  2  6  1  0  0  0  0
  2  7  1  0  0  0  0
  2  8  1  0  0  0  0
M  CHG  4   1   3   3  -1   4  -1   5  -1
M  END