You no longer have the nuts. min raising a PSB isn't exactly nothing. Villain has a 9 and you're splitting, unless you gave Q9 the free gutshot draw in which case you pretty much [censored] yourself. If UTG is so horrible bet the flop and he will call you down with a weak pair. If you absolutely must slowplay, what the hell are you doing checking the turn? You had your slowplay, the draws are improved, pot the [censored].

The way you played it, call. You gave too many free cards, and villain has a 9. If he doesn't then you are one lucky dude.