I had tested this game some time ago with esr r9a and it worked without rebuilding it.
But if you want to rebuild, there are a few methods you can use
Two of them are listed here, using either 'Nero' or ISOBUSTER and CDVDGEN
Code:
http://forums.afterdawn.com/thread_view.cfm/240287#1341793
Another method would be to use gnie's Xpert Tool V2
You can download from this post
Code:
http://forums.afterdawn.com/thread_view.cfm/53/275350#4070885
1. Select the Shrinker_ps2_psp_CdDvd5 v1.04_iso.epi on the plugins drop down list.
2. Select the iso you want to rebuild.
3. Click extract LBA.
4. Click extract file and wait for it to finish.
5. Click rebuild file and wait for it to finish.
6. Click rebuild LBA.
7. Burn the new iso with DVD Decrypter as usual.