There is nothing like careful defense

In 1897, Sears, Roebuck offered its potential customers this interesting piece of advice: "If you don't find it in the index, look very carefully through the entire catalog."

For a bridge player, when you don't find your opening lead leaping from your hand, look very carefully at every card and recall the bidding.

In this deal, you are West. What would you lead after the natural auction?