Carvedilol p-Benzyloxy Impurity

Chemical Name: (2RS)-1-(9H-Carbazol-4-yloxy)-3-[[2-(2-methoxy-4-benzyloxyphenoxy)-ethyl]amino] propan-2-ol

Synonym: 4\\\'-Benzyloxy Carvedilol ; Carvedilol p-Benzyloxy Impurity ; para-Benzyloxy Carvedilol ;