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Dinaphtho-18-crown-6, which contains two π-electron rich dialkoxynaphthalene units, self-assembles with the π-electron deficient N,N′-di(hydroxyethoxyethoxy)pyromellitic diimide in solution to form 1:1 complexes that have the ability to undergo further self-organisation on crystallisation from MeCN/H2O to form linear arrays.
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Fallon et al. (2001) studied this question.
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