@article{santos_pereira_silva_amarante_2021,  title={Klein’s Remdesivir-Nucleobase Synthesis Revisited: Chemoselective Cyanation of Pyrrol-2-carboxaldehyde},  volume={32},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20210037},  DOI={10.21577/0103-5053.20210037},  number={7},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Santos, Juliana A. dos and Pereira, Vinícius R. D. and Silva, Adilson D. da and Amarante, Giovanni W.},  year={2021},  month={Jul},  pages={1391–1395} }