1-Benzo(b)thien-3-yl-4-(diethylamino)-1-butanone 2-(4-chlorophenoxy)-2-methylpropanoate 1-Butanone, 1-benzo(b)thien-3-yl-4-(diethylamino)-, 2-(4-chlorophenoxy)-2-methylpropanoate 61508-15-4