1,3-Benzodioxole, 5-[1-[2-(2-ethoxyethoxy)ethoxy]ethoxy]- 1-(2-Ethoxyethoxy)-2-(1-(3,4-(methylenedioxy)phenoxy)ethoxy)ethane 2(3,4-Methylenedioxyphenoxy) 3,6,9-trioxaundecane 2-(2-Ethoxyethoxy)ethyl 3,4-(methylenedioxy)phenyl acetal acetaldehyde 51-14-9 AI 3-20871 Acetaldehyde, 2-(2-ethoxyethoxy)ethyl 3,4-(methylenedioxy)phenyl acetal ENT 20,871 NSC123456 Sesamex Sesoxane