1. Enamine Ltd (www.enamine.net), Chervonotkatska Street 78, Kyïv 02094, Ukraine
2. V.P. Kukhar Institute of Bioorganic Chemistry & Petrochemistry, National Academy of Sciences of Ukraine, Murmanska Street 1, Kyïv 02660, Ukraine
3. Chemspace (www.chem-space.com), Chervonotkatska Street 85, Kyïv 02094, Ukraine
4. Taras Shevchenko National University of Kyïv, Volodymyrska Street 60, Kyïv 01601, Ukraine