Konovalenko , A., Shablykin, O., Shablykina, O., Brovarets , V. and Khilya , V. 2023. A SIMPLE APPROACH TO THE 1,3,4,6,11,11а-HEXAHYDRO-2H-PYRAZINO[1,2-b]ISOQUINOLINE SYSTEM. Reports of the National Academy of Sciences of Ukraine. 4 (Sep. 2023), 43–51. DOI:https://doi.org/10.15407/dopovidi2023.04.043.