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Within the SM the CP-averaged isospin asymmetries for $B \\to (K,K^*,\\rho) ll$, between $1{\\rm GeV}^2 \\leq q^2 \\leq 4m_c^2$, are predicted to be small (below 1.5%) though with significant cancellation. In the SM the non-CP averaged asymmetries for $B \\to \\rho ll$ deviate by $\\approx \\pm 5%$ from the CP-averaged ones. 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