Well....to attract them you still have to get on top of them.
And if you are on top of them - you don't really need to attract them.
No attractant in the world is more important than solid stand placement when it come to mature bucks. You cannot attract what is not there.
Personally I like to hunt the most important attractant to mature bucks - and that is thick cover.
When that cover is sprinkled with a few does, and the rut is on, big deer die