In Pretransformation Rules while adding the condition of IN LIST how many can be added

Summary:

While creating a pre tranformation rule in Condition for IN LIST how many values can be added.

Example :

Order type is not null

Customer is not null

Item is IN LIST (Item A, item b, Item C, ...... ) --- In this condition, what is the maximum number of items that can be added.

Content (required):

Version (include the version you are using, if applicable): 23C

Code Snippet (add any code snippets that support your topic, if applicable):