Three CDs is the full English game, though there was also a (single) DVD re-release version.

With your data.000 file in one of my saves, your character shows up in the bar by the hatch. Editing either the first or both coordinate locations teleports the character downstairs inside the thieves' guild, as expected. I'm not sure why your attempt didn't work, but try the edited file I emailed back (in the same save).