219861-08-2 5-Isobenzofurancarbonitrile, 1-(3-(dimethylamino)propyl)-1-(4-fluorophenyl)-1,3-dihydro-, (1S)-, ethanedioate (1:1) Escitalopram oxalate Escitalopram oxalate [USAN] Lexapro Lu 26-054-0