It’s on the opposite end of Ukraine from Russia, Donetsk & Luhansk, but directly adjacent to Odessa; Odessa + Novorussia + Donetsk & Luhanski would connect Transdniestra to Russia.
Aren’t Transnistria, Nagorno-Karabakh, Abkhazia, and South Ossetia all already part of some commonwealth or pact called the Community for Democracy and Rights of Nations?