D3312121211331322331313232233132333132333132233132313331323231111   >>    D331212121133132233131323223313233313233313223313231333132323111   <<    D3312121211331322331313232233132333132333132233132313331323231113   >>      D3312121211331322331313232233132333132333132233132313331323231112   >>