D12121212121313232233132332313233313132322331323231323131331123221   >>    D1212121212131323223313233231323331313232233132323132313133112322   <<    D12121212121313232233132332313233313132322331323231323131331123223   >>      D12121212121313232233132332313233313132322331323231323131331123222   >>