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Conditions: 1.0 equiv 1a, 1.8 equiv. 2-bromonaphthalene, 1.8 equiv. NaOtBu, 2 mol % Pd2(dba)3, 6 mol % chiral ligand, toluene (0.2 M), 90 °C, 12–14 h. Reactions were conducted on a 0.10 mmol scale. In all cases regioisomer 3 was formed in ca. 10% yield.