Talk:XR9576
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What numbering system does this belong to? Equinox ◑ 21:05, 7 August 2011 (UTC)
- It is very difficult to say. But I think it might be an internal numbering system of potential drugs being investigated by a company called Xenova in Camridge. They do not appear to have a website! SemperBlotto 21:24, 7 August 2011 (UTC)