delete one of two duplicate folders

I am running out of space on my C: drive.  I notice two duplicate folders, each with 4.4 GB. I want to delete files to recoup space. Can I delete one of them, and if so, how?

C:\ProgramData\Symantec\Symantec Endpoint Protection\CurrentVersion
Name    Date modified    Size    Length    Type
PersistedData    7/5/2015 6:19 PM    1,621         File folder
CurrentVersion    8/31/2015 6:00 PM    4,441,353,577         File folder
12.1.5337.5000.105    11/17/2016 5:18 PM    4,441,353,577         File folder