http://www.weaktight.com/h/54f58ba5a525117d678b5ea5

villain is a reg and 3bet 21% bb vs sb
pre I guess is legit 4b vs his range (he folds to 4bet ~25%) 3k hands.
could we ever b/f or c/f on this flop w\ backdoor fd and gutter.

after all I decided to go with credible sized bet - call off