SUPRAMOLECULAR ARHITECTURES SUPPORTED BY CATEMERS OF 2,7-DIPYRIDYLFLUORENE WITH ORTHO-, META- OR PARA- DIIODOTETRAFLUOROBENZENE ISOMERS
a "Babes Bolyai" University, Cluj-Napoca, Romania
b National Institute for Research and Development of Isotopic and Molecular Technologies, Cluj-Napoca, Romania