D23112331322331313231323331313132333131323331323233231333132221   >>    D2311233132233131323132333131313233313132333132323323133313222   <<    D23112331322331313231323331313132333131323331323233231333132223   >>      D23112331322331313231323331313132333131323331323233231333132222   >>