3',5'-diiodothyronamine + iodide + A + H(+) => 3,3',5'-triiodothyronamine + AH2
3',5'-diiodothyronamine + iodide + a + h(+) => 3,3',5'-triiodothyronamine + ah2
3',5'-diiodothyronamine + iodide + A + H(+) => 3,3',5'-triiodothyronamine + AH2
3',5'-diiodothyronamine + iodide + a + h(+) => 3,3',5'-triiodothyronamine + ah2