D1121323223313223313112113313231133132333132333132313231333133313123111   >>    D112132322331322331311211331323113313233313233313231323133313331312311   <<    D1121323223313223313112113313231133132333132333132313231333133313123113   >>      D1121323223313223313112113313231133132333132333132313231333133313123112   >>