Desloratadine EP Impurity C

Chemical Name: Loratadine ; Ethyl 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-piperidinecarboxylate ; 4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene-1-piperidinecarboxylic acid ethyl ester ;

Smile: O=C(N1CC/C(CC1)=C2C3=CC=C(Cl)C=C3CCC4=CC=CN=C4\2)OCC