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. 2022 May 10;13:877813. doi: 10.3389/fmicb.2022.877813

Figure 2.

Figure 2

Chemical synthesis of GRL0617 inhibitor, a known inhibitor of SARS-CoV-2 PLpro activity. DCC, N, N-dicyclohexylcarbodiimide; NHS, N-hydroxysuccinimide; rt, room temperature. The figure is self-explanatory; the reagents and reaction conditions, i.e., experimental procedure is already mentioned on the arrow).