4,5-Dimethoxy-1-cyanobenzocyclobutane 8-DeMethyl Ivabradine Dehydro Ivabradine Oxalate 3-(3-Chloropropyl)-7,8-dimethoxy-2,3,4,5-tetrahydro-1H-3-benzazepin-2-one Ivabradine-d3 Hydrochloride Ivabradine Impurity 16 HCl Ivabradine Impurity 21 HCl Nalfurafine Ivabradine Impurity 1 Hydrochloride Ivabradine Impurity 5 3-(3-hydroxypropyl)-7,8-dimethoxy-1,3-dihydro-2H-benzo[d]azepin-2-one Ivabradine Impurity 15 3-[3-[[[(7S)-3,4-DiMethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]Methyl]MethylaMino]propyl]-1,3-dihydro-7,8-diMethoxy-H-3-benzazepin-2-one 7,8-Dimethoxy-3-(3-iodopropyl)-1,3-dihydro-2H-3-benzazepin-2-one N-DeMethyl Ivabradine Hydrochloride ent-Ivabradine Hydrochloride Ivabradine Impurity 1 Hydrochloride (Z)-3-(3-chloropropyl)-7,8-diethyl-1H-benzo[d] azepin-2 (3H)-one