D3312121211331322331313232233132333132333132233132332313231311331   >>    D331212121133132233131323223313233313233313223313233231323131133   <<    D3312121211331322331313232233132333132333132233132332313231311333   >>      D3312121211331322331313232233132333132333132233132332313231311332   >>