I was afraid it will happen one day, I have mistyped the code...
The correct answer is F273 ( just like the post nr
![Cheesy](https://bitcointalk.org/Smileys/default/cheesy.gif)
I think I'm tired, one letter was accidentally deleted, that's why all your efforts where lost...
Once again I'm sorry for this, hope that you will understand. I'm just a man...
I have made ~50 puzzles so far, and I guess the routine caught me this time.
And I always do double checks, dont know why skipped this time...
THX for understanding.
It is fixed now
![Embarrassed](https://bitcointalk.org/Smileys/default/embarrassed.gif)