Funnily enough that was what I was going to suggest. Might be workable if you can find a white knight investor, but it's still likely to be expensive and a PITA.
I know the bloke who owns the neighbouring house. I couldn't bring myself to do it without his consent. We looked at ways of involving him, doing the CE and transferring the title back but the tax situation looked gnarly.
Funnily enough that was what I was going to suggest. Might be workable if you can find a white knight investor, but it's still likely to be expensive and a PITA.