TY JOUR TI SPATIAL STRUCTURE OF ALFA-LAKTORFINE MOLECULE KW exorphin KW laktorphine KW opioid KW structure KW conformation JO Russian Journal of Biological Physics and Chemisrty AU Akhmedov, N.A. AU Agayeva, L.N. AU Abbasli, R.M. AU Ismailova, L.I. PY 2022 IS 7 PB Federal State Educational Institution of Higher Education Sevastopol State University