D12121212121313232233132332313233313132322132313331323131111211311   >>    D1212121212131323223313233231323331313232213231333132313111121131   <<    D12121212121313232233132332313233313132322132313331323131111211313   >>      D12121212121313232233132332313233313132322132313331323131111211312   >>