D3312121211331322331313232233132333132333132233132213231323132331   >>    D331212121133132233131323223313233313233313223313221323132313233   <<    D3312121211331322331313232233132333132333132233132213231323132333   >>      D3312121211331322331313232233132333132333132233132213231323132332   >>