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Branco LC, Crespo JG, Afonso CA.Branco LC, et al. Among authors: afonso ca.Angew Chem Int Ed Engl. 2002 Aug 2;41(15):2771-3. doi: 10.1002/1521-3773(20020802)41:15<2771::AID-ANIE2771>3.0.CO;2-U.Angew Chem Int Ed Engl. 2002.PMID: 12203480No abstract available.