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. 2017 Nov 17;13:1744806917743479. doi: 10.1177/1744806917743479

Figure 2.

Figure 2.

Hydrolytic degradation of PolyMorphine 5.The anhydride linkages of polymer 5 are hydrolyzed first to generate diacid intermediates (3), which are then further hydrolyzed to the final products, morphine (1) and adipic acid (7).