Kuchař, M., Hocek, M., Pohl, R., Votruba, I., Shih, I., Mabery, E., Mackman, R. Synthesis, cytostatic and antiviral activity of novel 6-[2-(dialkylamino)ethyl]-, 6-(2-alkoxyethyl)-, 6-[2-(alkylsulfanyl)ethyl]- and 6-[2-(dialkylamino)vinyl]purine nucleosides. Bioorganic & Medicinal Chemistry. 2008, 16(3), 1400-1424. ISSN 0968-0896. E-ISSN 1464-3391. Available: https://doi.org/10.1016/j.bmc.2007.10.063