Supplementary data for article: Živković, M. B.; Novaković, I. T.; Matić, I. Z.; Sladić, D. M.; Krstić, N. M. Synthesis and Preliminary Screening for the Biological Activity of Some Steroidal Δ4-Unsaturated Semicarbazone Derivatives. Steroids 2019, 148, 36–46. https://doi.org/10.1016/j.steroids.2019.04.010