TY JOUR TI 1H AND 13C NMR SPECTRA OF STRYCHNOS ALKALOIDS: SELECTED NMR UPDATES KW 1H and 13C NMR KW DFT KW strychnos alkaloids. JO Bulletin of the Angarsk State Technical University AU Semenov, V.A. AU Samul'cev, D.O. AU Krivdin, L.B. PY 2020 IS 1 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»