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. 2021 Jan 19;77(Pt 2):142–147. doi: 10.1107/S2056989021000517

Figure 1.

Figure 1

Conversion of 1 to 2 in two steps and schematic illustration of two representative syntheses of BTZ043 starting from 1 (Makarov et al., 2007 ▸) or 2 (Makarov, 2011 ▸).