Epinine hydrochlorideN-METHYLDOPAMINE4-[2-(Methylamino)ethyl]pyrocatechol3,4-DihydroxyphenylethylamineMethyl[b-(3,4-dihydroxyphenyl) ethyl] amineN-Methyl-3,4-hydroxyphenethylamine hydrochlorideDeoxyepinephrine hydrochloride4-[2-(Methylamino)ethyl]-1,2-benzenediol