Dobryninskaya is a station on the Koltsevaya Line of the Moscow Metro. Opened on 1 January 1950 it was part of the first segment of the fourth stage of the system. It was originally named Serpukhovska

Serpukhovskaya is a Moscow Metro station in the Zamoskvorechye District, Central Administrative Okrug, Moscow, Russia. It is on the Serpukhovsko-Timiryazevskaya Line. The station opened on November 8,