@ARTICLE{Wetzel2009,
  author = {Stefan Wetzel and Karsten Klein and Steffen Renner and Daniel Rauh
	and Tudor I. Oprea and Petra Mutzel and Herbert Waldmann},
  title = {Interactive exploration of chemical space with Scaffold Hunter},
  journal = {Nature Chemical Biology},
  year = {2009},
  volume = {5},
  pages = {581--583},
  number = {8},
  month = {August},
  doi = {10.1038/nchembio.187},
  publisher = {Nature Publishing Group}
}