英文别名Olopatadine Impurity 5（Olopatadine (E)-Isomer）; trans-olopatadine hydrochloride; Olopatadine Impurity A: E Olopatadine Hydrochloride; (E)-11-[ 3-(dimethylamino)propylidene]-6,11-dihydrodibenz[b,e]oxepin-2-acetic acid hydrochloride; Olopatadine Impurity 36; (E)-2-(11-(3-(Dimethylamino)propylidene)-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetic acid hydrochloride; Olopatadine Impurity 8(Hydrochloride) 
