4-20-00-00426 (Beilstein Handbook Reference) 67049-46-1 BENZOIC ACID, o-(ETHYLTHIO)-, 2-PIPERIDINOETHYL ESTER BRN 0208358 beta-Piperidinoethyl o-ethylthiobenzoate o-(Ethylthio)benzoic acid 2-piperidinoethyl ester