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. Author manuscript; available in PMC: 2010 Apr 14.
Published in final edited form as: Chem Commun (Camb). 2009 Aug 24;(42):6329–6338. doi: 10.1039/b911064j

Fig. 16.

Fig. 16

Crown ether cyclophane 11 encapsulates squaraine dye only in the presence of Na+. Reproduced with permission from ref. 48. Copyright Wiley-VCH Verlag GmbH & Co. KGaA.