(2-Butyl-3-benzofuranyl)(4-(2-(ethylamino)ethoxy)-3,5-diiodophenyl)methanone 83409-32-9 Deethylamiodarone Desethylamiodarone LB 33020 Methanone, (2-butyl-3-benzofuranyl)(4-(2-(ethylamino)ethoxy)-3,5-diiodophenyl)- N-Deethylamiodarone N-Desethylamiodarone N-Monodesethylamiodarone