... nC H RuX2(CD3CN) and [~-C,H,RUX(CD,CN)~~* ,while the species in D20 are probably [T~-C,H,RUX(D~O)~]+ and [~-C,H,RU(D~O)~]~+ The ... As shown above, both N-bonded and S-bonded isomers exist for this system in the solid state and, if exchange is slow on the nmr ...