Folder content and DLC (The Witcher 3: Wild Hunt)

Hello all and I hope for your help. I made a mistake. found in the folder of the Witcher folders DLC1 and DLC2. Them inside paki Content. Well, I thought that this extra content and think long copied their contents to the Content folder of the original return. Game after that I did not start. Where and how can I find the original files and how to restore them. Download again 27гб the game files for a total weight of 32MB as it is not drawn. Help who can