Scheme 2
From: Versatile mechanisms of 2-substituted benzimidazoles in targeted cancer therapy
![Scheme 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs43094-020-00048-8/MediaObjects/43094_2020_48_Sch2_HTML.png)
The synthetic pathways of 2-substituted benzimidazole derivatives
From: Versatile mechanisms of 2-substituted benzimidazoles in targeted cancer therapy
The synthetic pathways of 2-substituted benzimidazole derivatives