Dehn El Oud Seufi Muattaq Perfume by Swiss Arabian, Known for its exotic fragrances, swiss arabian dials up the intensity with its dehn el oud seufi muattaq. This women’s scent focuses solely on one type of note: agarwood, otherwise known as oud. While the agar tree is the primary source of this ingredient, the oil extract is classically distilled from a resin produced by the tree rather than the wood itself.