I stand corrected.  Given other Sch A items such as state taxes, mortgage interest and such are allowed as excess deductions on termination, excess charity is not one of them.

Here is a clearer reference:

https://www.cpajournal.com/2017/09/15/greatest-hits-charitable-contributions/

a bit dated but the rules on this are the same.

Sorry guys, maybe I should be answering Q's on the board with a raging head cold 😉