Geflopptes Set auf Straight Draw Board: Was tun im SB?

[3.-]

War das so ok? Oder hätte ich auf dem Flop direkt anwetten sollen? Fold oder nur call sind keine Alternativen, nicht?

Full Tilt No-Limit Hold'em, $0.10 BB (7 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

saw flop

UTG ($20.72)
MP1 ($4)
MP2 ($19.85)
CO ($20)
Button ($19.11)
Hero (SB) ($40.92)
BB ($21.19)

Preflop: Hero is SB with 5, 5
UTG bets $0.40, MP1 calls $0.40, MP2 raises to $0.70, CO calls $0.70, 1 fold, Hero calls $0.65, 1 fold, UTG calls $0.30, MP1 calls $0.30



Flop: ($3.74) 5, 4, 6 (5 players)
Hero checks, UTG checks, MP1 bets $3.28 (All-In), MP2 calls $3.28, CO raises to $7.30, Hero raises to $40.20 (All-In), 2 folds, CO calls $11.98 (All-In)

Turn: ($48.86) 3 (3 players, 3 all-in)

River: ($48.86) 9 (3 players, 3 all-in)

Total pot: $48.86 | Rake: $2
Main pot: $16.86 between MP1, CO and Hero, won by CO
Side pot 1: $32 between CO and Hero, won by CO