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Reagents and conditions: (a)277 phenylboronic acid neopentylglycol ester, [Cp*Rh(MeCN)3][SbF6]2, Ag2O, t-AmOH, 120 °C, 48 h; (b) (1) m-CPBA, DCM, rt, (2) TfOH, 1,2-DCE, rt, (3) pyridine, water; (c)67 I2, CHCl3, 1 h at 70 °C, 1 h at 80 °C, 22 h at 90 °C.
