ADF Dynamic folder creation at Sink ADLS

We have creating dynamic folder in ADLS through ADF then we have to use Dynamic expression at sink side.

For Folder creation with year month and date folder, In File Path we have to mention below one

                               @concat('ParentFolderName','/','ChildFolderName','/', formatDateTime(utcnow(), 'yyyy'), '/', formatDateTime(utcnow(), 'MM'), '/', formatDateTime(utcnow(), 'dd'), '/')

and For File Name creation with TimeStamp, In File Path second section we have to mention below one

                               @concat('FileName_',formatDateTime(utcnow(), 'yyyyMMddTHHMMss'))