105384-14-3 CARBANILIC ACID, m-BUTOXY-, 1-BUTYL-4-PIPERIDYL ESTER, HYDROCHLORIDE Carbamic acid, (3-butoxyphenyl)-, 1-butyl-4-piperidinyl ester, monohydrochloride PAK 4434 m-Butoxycarbanilic acid 1-butyl-4-piperidyl ester hydrochloride