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Site:Ignition 200nlz

NL Holdem $2(BB)
UTG ($201)
HJ ($575.53)
CO ($385.76)
BTN ($1245.73)
HERO ($688.67)
BB ($200)

Dealt to Hero 6d 6s

UTG Folds, HJ Folds, CO Raises To $6 (Rem. Stack: 379.76), BTN Calls $6 (Rem. Stack: 1239.73), HERO Calls $5 (Rem. Stack: 682.67), BB Folds

Flop ($20) 3d 6c Kc
HERO Checks, CO Bets $14 (Rem. Stack: 365.76), BTN Calls $14 (Rem. Stack: 1225.73), HERO Calls $14 (Rem. Stack: 668.67)

Turn ($62) 3d 6c Kc 8s
HERO Checks, CO Bets $32 (Rem. Stack: 333.76), BTN Calls $32 (Rem. Stack: 1193.73), HERO Raises To $145 (Rem. Stack: 523.67), CO Folds, BTN Folds

HERO wins $154

I have experienced this spot in mid stakes just seldom enough that I tried different lines every time. CO definitely has TP. BTN can have TP or FD. Most villains(CO) would check TP on half of rivers afraid that someone made 2P.

How should I play for most value?