Collect. Czech. Chem. Commun.
1989, 54, 737-750
https://doi.org/10.1135/cccc19890737
Conformation of ring A of 19β,28-epoxy-18α-oleanan-3-one in solution and in the solid state. Crystal structure and carbon-deuterium stretching frequencies
Jiří Klinot, Jaroslav Podlaha, Jana Podlahová, Stanislav Hilgard and Eva Klinotová
Department of Chemistry, Charles University, 128 40 Prague 2
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