Any donee organization required under section
170
(f)(12)(A) to furnish a contemporaneous written acknowledgment to a donor which knowingly furnishes a false or fraudulent acknowledgment, or which knowingly fails to furnish such acknowledgment in the manner, at the time, and showing the information required under section
170
(f)(12), or regulations prescribed thereunder, shall for each such act, or for each such failure, be subject to a penalty equal to—