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Representative HPLC-radiochromatograms of [14C]-radioactivity in urine collected between 12 and 24 h from female SD rats administered EH-TBB. (A) [14C]-EH-TBB and TBBA standards; (B) 0.1 µmol/kg (IV); (C) 0.1 µmol/kg (oral); (D) 1 µmol/kg (oral); (E) 10 µmol/kg (oral); (F) 100 µmol/kg (oral).
