Remove duplicates in sublists, keep the structure (unique element)

Hi guys!
now, i’m trying for do some thing like that: I have a list 1 with sublists of elements. I want to remove duplicates in sublists with the structure should be preserved.
How can I do it please?
i want to transform List 1 to List 2


This should work:


Thanks you so muche!! i just start with Dynamo ^^