All are Aryl phosphate group of Organophosphorus compounds except:
Alkyl phosphates : HETP, TEPP, OMPA, isopestox ,Malathion , Sulfotepp , Trichlorfon Aryl phosphates : Parathion , Methyl parathion , Chlohion , Paraoxon, Diazinon
Follidol
Malathion
Diazinon
Parathion
Toxicology - 2