In the context of this artwork, explain the The inner window-side group of the The participants.
The six sitting in the window-side of the painting are (from right to left): Paul Richer (1849–1933), medical artist, anatomist and physician (who created the painting on the back wall); Charles Samson Féré (1852–1907), psychiatrist, Charcot's assistant, and Charcot's secretary; Pierre Marie (1853–1940), neurologist; Édouard Brissaud (1852–1909), neurologist and pathologist; Paul-Adrien Berbez (1859–?), physician, and a student of Charcot, and neurologist; and Gilbert Ballet (1853–1917), destined to be one of Charcot's last chief residents.
right Paul Richer Charles Samson Féré Édouard Brissaud Pierre Marie Gilbert Ballet