And the next move is?

[stokken]

PokerStars No-Limit Hold'em Tourney, Big Blind is t150 (9 handed) converter

MP2 (t11065)
MP3 (t9575)
Hero (t15410)
Button (t15860)
SB (t7575)
BB (t25750)
UTG (t7245)
UTG+1 (t4250)
MP1 (t16150)

Preflop: Hero is CO with J[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls t150, <font color="#666666">2 folds</font>, Hero calls t150, <font color="#666666">2 folds</font>, BB checks.

Flop: (t525) 2[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/club.gif[/img], 6[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, MP1 checks, <font color="#CC3333">Hero bets t450</font>, BB folds, <font color="#CC3333">MP1 raises to t1800

What do you do now?