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. Author manuscript; available in PMC: 2016 Mar 2.
Published in final edited form as: Mol Pharm. 2015 Jan 27;12(3):742–750. doi: 10.1021/mp500581r

Figure 1.

Figure 1

Development of step-economical routes to guanidinium-rich molecular transporters since 2000. In this work, glycerol and carbon dioxide are utilized as biocompatible building blocks for the synthesis of guanidinium-rich oligocarbonate molecular transporters for siRNA delivery.