Pyrethrin ii121-29-9100 % similar Allethrin584-79-262 % similar Allethrin84030-86-462 % similar Prallethrin23031-36-951 % similar Terallethrin15589-31-844 % similar Ethyl chrysanthemate97-41-632 % similar Tetramethrin7696-12-032 % similar Cyphenothrin39515-40-731 % similar Empenthrin54406-48-331 % similar