100NL river flush, boared paired

[TheLoon]

Villian is 19-11-3.5(Postflop AF) over 1500 hands. What is my best river line?
TheLoon is seat 0 $103,05.
boss777 is seat 1 $171,25.
KrayzieJill is seat 2 $31,80.
oceanix is seat 3 $55,85.
Gungam is seat 4 $113,50.
MENACE113S is seat 5 $122,25.

Button is seat 5.

TheLoon post blind $,50.
boss777 post blind $1.

(TheLoon 7c 4c.)

Pre-flop:
KrayzieJill calls for $1.
oceanix folds.
Gungam folds.
MENACE113S calls for $1.
TheLoon calls for $,50.
boss777 checks.

De flop is
8d 2c 9s.

TheLoon checks.
boss777 checks.
KrayzieJill checks.
MENACE113S checks.

De turn is Kc.

TheLoon bets $3 in.
boss777 raises $5.
KrayzieJill folds.
MENACE113S folds.
TheLoon calls $5.

De river is 9c.
Pot is 20$