Iso Loratadine

LORATADINE HYDROCHLORIDE

Loratadine EP IMpurity E

4-(8-Chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl)-3,6-dihydro-1(2H)-pyridinecarboxylic Acid Ethyl Ester