http://agathe.gr/guide/middle_stoa.html
Middle Stoa The appearance of the south side of the Agora was radically changed during the 2nd century B.C. with the construction of several new buildings. This South Square, as it is called, was made ... Of the Classical buildings, the Aiakeion and Southwest Fountain House were incorporated, South Stoa I was demolished, and the Southeast Fountain House and Mint were left out.