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3D structures of succinoyl (A, B and C) and phthalyl (D, E and F) groups. Atoms in green represent rotational bonds. Atoms in yellow represent the binding site to the remaining polymer structure. Figure drawn using information from (Shin-Etsu, 2002, Shin-Etsu, 2005). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)
