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The self-assembly, by means of a slippage procedure, of a [3]rotaxane comprised of three constitutionally different sub-units—a dumbbell-shaped component, incorporating two 4,4′-bipyridinium units encircled by one bisparaphenylene-34-crown-10 macrocycle and one 1,5-dinaphtho-38-crown-10 macrocycie—is described.
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Amabilino et al. (1995) studied this question.
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