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. 2018 Mar 27;8(3):420–431. doi: 10.1016/j.apsb.2018.03.008

Figure 2.

Fig. 2

Chemical structures and synthetic pathways. Synthesis of the pipemidic-polycaprolactone (PCL–PIP) 3 from pipemidic acid (PIP) 1 and chemical structure of pipemidic acid derivatives:pipemidic acid methyl ester (PIP–COOMe) 2 and decarboxylated caprolactone adduct 4.