%0 Journal Article %T HIGH-PRECISION CALCULATION OF 1H AND 13C NMR CHEMICAL SHIFTS OF STRICHNINA ALKALOIDS %A Krivdin, L.B. %A Semenov, V.A. %K The calculation of 1H and 13C NMR chemical shifts in the series of strychnine alkaloids using the Purdue-Burke-Ernzerhof functional, PBE0, with segmented Jensen basis sets of threefold splitting level pcSseg-2 and pcseg-2, PBE0 / pcSg-2 // pcseg-2. %J Modern Technologies and Scientific and Technological Progress %D 2022 %N 2021 %P 2 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»