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. 2019 Oct 13;9(10):1455. doi: 10.3390/nano9101455

Figure 4.

Figure 4

Examples of first-generation prodrugs. (a) Prodrug with a dopamine moiety and a carbamate linkage; (b) Prodrug with urea-linked aniline mustard; (c) Concept of a prodrug displaying a phenolic activator, a hydrazine linker and a nitrogen mustard effector.