@article{haider_marian_nagel_tarnai_tropper_2014,  title={Electrophilic substitution of dimethyl 1-methylcarbazole-2,3-dicarboxylate: synthesis of new b-Fused carbazoles as potential antitumor agents},  volume={25},  ISSN={0103-5053},  url={https://doi.org/10.5935/0103-5053.20140178},  DOI={10.5935/0103-5053.20140178},  number={11},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Haider, Norbert and Marian, Brigitte and Nagel, Thomas and Tarnai, Markus and Tropper, Katharina},  year={2014},  month={Nov},  pages={1965–1974} }