The Russian side has not decided the candidate of his main negotiator, who will contact the United States.

This was stated by the press Minister of Russian President Dmitry Peskov, reported RIA news.
No, but we will inform you when it is known, Kremlin's representative answered the corresponding question of journalists.
On March 13, Russian assistant on foreign policy issues, Yuri Ushakov, said Washington identified an intermediary in negotiations with Moscow, and he was not a special assistance for US President Donald Trump in the Middle East Steve Whitkoff.
On March 6, the official representative of the Russian Foreign Ministry, Maria Zakharova, said the negotiations to resolve the Ukrainian conflict will begin after the United States appointed its representative, and then Russia will present its team.