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http://dx.doi.org/10.1023/A:1007936304054DOI: 10.1023/A:1007936304054
Crystal Structures of Dibenzo-13-crown-4 and sym-(2-Picolyloxy)dibenzo-13-crown-4
Authors: N. Kent Dalley, Uriel Olsher, Xiaolan Kou, Richard A. Bartsch and Jong Chan Lee
Journal of Inclusion Phenomena and Macrocyclic Chemistry Vol. 29, Numbers 3-4, p. 309-321