Hi Arthur,
Yes it is not present in the 1st level. Please check below :-
E1EDP01 Image may be NSFW.
Clik here to view.
E1EDP02 IDoc: Document Item Reference Data
E1CUREF CU: Reference order item / instance in configuration
E1ADDI1 IDoc: Additionals
E1EDP03 IDoc: Document Item Date Segment
Regards
Ankesh
