Chemical Name: (1R,1'R,2R,2'R)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) 2,2,2-trifluoroacetate
Synonym: Duloxetine 4-napthyl isomer (USP) ; 1-[3-(Methylamino)-1-(2-thienyl)propyl]-2-naphthalenol ;