<unk>  is an organic compound used as an insecticide and acaricides. It is part of the chemical class of organophosphorus compounds.  It is generally described as white crystals with a slight odor. It is used as an insecticide, but not sold in the United States or Canada.
Endothion
Ranula
Veratrum
Chalazion
Decidua
Choroidal fissure cyst
Cutaneos Horn
Orbit 