Nut flush and low draws 3-way, turn decision

[Poker monkey]

$40 MTT... what do you do on this turn now the board has paired?

9 players
Converter

Stack sizes:
Hero: $2980
UTG+1: $1560
MP1: $5292
MP2: $2705
MP3: $1695
CO: $2605
Button: $6100
SB: $2800
BB: $6953

Pre-flop: (9 players) Hero is UTG with 2[img]/images/graemlins/diamond.gif[/img] 5[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/heart.gif[/img]
Hero calls, UTG+1 calls, 6 folds, BB checks.

Flop: 2[img]/images/graemlins/club.gif[/img] 6[img]/images/graemlins/spade.gif[/img] J[img]/images/graemlins/club.gif[/img] ($175, 3 players)
BB checks, <font color="#cc0000">Hero bets $175</font>, UTG+1 calls, BB calls.

Turn: J[img]/images/graemlins/heart.gif[/img] ($700, 3 players)
<font color="#cc0000">BB bets $700</font>, Hero...