200 NL - I Always Try Hard To Find Spots to Steal From Nits?

[ASPoker8]

Button is 23/11 through very few hands. Seems not tricky and a bad straightforward TAG.

SB is 19/19 through 47 hands. I imagine his 3betting range is close to what it should be, or maybe a little loose.

PokerStars No-Limit Hold'em, $2 BB (6 handed) internettexasholdem.com

CO ($85.10)
Button ($193.15)
SB ($198)
Hero ($222.80)
UTG ($310.10)
MP ($200)

Preflop: Hero is BB with J[img]/images/graemlins/heart.gif[/img], J[img]/images/graemlins/spade.gif[/img].
<font color="#666666">3 folds</font>, <font color="#CC3333">Button raises to $7</font>, <font color="#CC3333">SB raises to $25</font>, Hero calls $23, Button calls $18.

Flop: ($75) 3[img]/images/graemlins/heart.gif[/img], 7[img]/images/graemlins/diamond.gif[/img], 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, Button checks.

Turn: ($75) 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, <font color="#CC3333">Button bets $28</font>, SB folds, Hero calls $28.

River: ($131) A[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $70</font>


Thoughts?