D12121212121313232233132332313233313132322331323231323231323132313231311311   >>    D1212121212131323223313233231323331313232233132323132323132313231323131131   <<    D12121212121313232233132332313233313132322331323231323231323132313231311313   >>      D12121212121313232233132332313233313132322331323231323231323132313231311312   >>