D23112313233313223313132322331323331323121111331323132311312321   >>    D2311231323331322331313232233132333132312111133132313231131232   <<    D23112313233313223313132322331323331323121111331323132311312323   >>      D23112313233313223313132322331323331323121111331323132311312322   >>