According to the report about the agreement carried by Flying In Ireland magazine;
Work on a second An-225 was undertaken during the late 1980s, also for the Soviet space programme. It differed from the first by having a rear cargo door and a redesigned tail with a single vertical stabilizer, which was considered more effective for cargo transportation.
» Antonov An-225 Mriya programme to resume production?
At 6 engines per airframe, it'll create some work for that new Chinese jet engine manufacturer.
http://www.pprune.org/rumours-news/5...es-anyone.html
JAS