119607-21-5 4-(4-Benzylpiperidino)-2-(naphth-1-yl)butyl 2,4-dichlorophenoxyacetate hydrochloride Acetic acid, (2,4-dichlorophenoxy)-, 2-(1-naphthalenyl)-4-(4-(phenylmethyl)-1-piperidinyl)butyl ester, hydrochloride SR 44541 A