D23112313233313223313132322331323223313113313113132333132313132322121   >>    D2311231323331322331313232233132322331311331311313233313231313232212   <<    D23112313233313223313132322331323223313113313113132333132313132322123   >>      D23112313233313223313132322331323223313113313113132333132313132322122   >>