The chemical ICI 199,441 Hydrochloride has a designated molecular formula of C21H25Cl3N2O and a molecular weight of 427.794 g/mol. Synonyms may include: Ici 199441, (S)-3,4-Dichloro-N-methyl-N-(1-phenyl-2-(1-pyrrolidinyl)ethyl)benzeneacetamide monohydrochloride, Ici 199,441, N-(2-(N-Methyl-3,4-dichlorophenylacetamido)-2-phenylethyl)pyrrolidine (ChemID).