duloxetine [ Cymbalta,Eli Lilly brand of duloxetine hydrochloride,LY 227942,LY 248686,LY-227942,LY-248686,LY227942,N-methyl-3-(1-naphthalenyloxy)-2-thiophenepropanamine,N-methyl-3-(1-naphthalenyloxy)-3-(2-thiophene)propanamide,duloxetine ethanedioate (1:1), (+-)-isomer,duloxetine hydrochloride,duloxetine, (+)-isomer,duloxetine, (-)-isomer ] structure given in first source; RN refers to (+-)-isomer; LY 248686 is the (+)-isomer