D233123313113313132313231311112331323221323223313231323211132323131   >>    D23312331311331313231323131111233132322132322331323132321113232313   <<    D233123313113313132313231311112331323221323223313231323211132323133   >>      D233123313113313132313231311112331323221323223313231323211132323132   >>