text: 6
  Pyridine ...  Ethene Monomer B
  C    0.03356684    0.66650699    5.03872401
  H    0.94404085    1.22599271    4.87960916
  H   -0.87598065    1.22891122    5.19568451
  C    0.03389953   -0.66618031    5.03885625
  H    0.94463522   -1.22526279    4.87984581
  H   -0.87538857   -1.22900508    5.19594540
  