2-(Diethylamino)ethyl o-chlorocarbanilate hydrochloride 20229-00-9 CARBANILIC ACID, o-CHLORO-, 2-(DIETHYLAMINO)ETHYL ESTER, HYDROCHLORIDE K 491 NSC 40068 o-Chlorocarbanilic acid 2-(diethylamino)ethyl ester hydrochloride