Table 3: Other examples of hypoxia selective prodrugs used for tumor targeting.

S. No.	Category	Examples		Structure (Prodrug)
		Prodrug	Drug
1.	Quinone derivatives	Porfiromycin	Mitomycin C
2.	Nitroimidazole derivatives	RB6145 (Bromoethylaminonitroimidazoylpropanolol)	RSU1069 (Aziridinylnitroimidazoylpropanolol)