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Approach to synthesis of 8-azasteroids: Communication 1. Synthesis and some properties of benzo[a]cycloalkano[f]quinolizines

V. A. Krivoruchko, F. Lakhvich, A. A. Akhrem, 1972 .

Biological activity of transformed steroids. V. Synthesis and comparative examination of the biological properties of 16α,17α-dioxolanes and oxathiolanes of the pregnane series

Z. I. Istomina, A. M. Turuta, A. V. Kamernitskii, 1976, Pharmaceutical Chemistry Journal.