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Results of the XTTassay. Melanoma cells (SBcl2, WM9, WM164, and MUG-Mel2) and juvenile skin fibroblasts were treated with 5.0 µM of 2 to 20 for 72 h (mean ± SEM, n = 4). Compound 1 serves as reference compound. Results of all tested concentrations can be found in the Supplementary Material.
