D3312121211331322331313232233132333132333132233132313331333132233112131   >>    D331212121133132233131323223313233313233313223313231333133313223311213   <<    D3312121211331322331313232233132333132333132233132313331333132233112133   >>      D3312121211331322331313232233132333132333132233132313331333132233112132   >>