[Steroid Boy]

I had been 3betting just about every open from the 2players on my right as they were running 33/25 each.

Im running at 18/13/5
Thoughts on 3bet size

Did I play it optimally or should I check/shove hoping to catch a bluff

PokerStars Game #13046187490: Tournament #65149927, $200+$15 Hold'em No
Limit - Level XVI (2500/5000) - 2007/11/04 - 20:46:17 (ET)
Table '65149927 674' 9-max Seat #8 is the button
Seat 1: MrMMB (75000 in chips)
Seat 2: DANA1337 (183618 in chips)
Seat 3: hook2120 (40649 in chips)
Seat 4: allindrawded (34746 in chips)
Seat 5: khaller (87066 in chips)
Seat 6: eopt (30000 in chips)
Seat 7: getumall12 (248722 in chips)
Seat 8: larylar23 (115092 in chips)
Seat 9: Steroid Boy (120483 in chips)
MrMMB: posts the ante 500
DANA1337: posts the ante 500
hook2120: posts the ante 500
allindrawded: posts the ante 500
khaller: posts the ante 500
eopt: posts the ante 500
getumall12: posts the ante 500
larylar23: posts the ante 500
Steroid Boy: posts the ante 500
Steroid Boy: posts small blind 2500
MrMMB: posts big blind 5000
*** HOLE CARDS ***
Dealt to Steroid Boy [Ad Ac]
DANA1337: folds
hook2120: folds
allindrawded: folds
khaller: folds
eopt: folds
getumall12: raises 5000 to 10000
larylar23: folds
Steroid Boy: raises 35000 to 45000
MrMMB: folds
getumall12: calls 35000
*** FLOP *** [Jh 7d 9s] (Pot about 100K)
Steroid Boy: bets 74983 and is all-in

thoughts?