D12121212121313233313123231323223313132322331323132233133313231313231331123231   >>    D1212121212131323331312323132322331313232233132313223313331323131323133112323   <<    D12121212121313233313123231323223313132322331323132233133313231313231331123233   >>      D12121212121313233313123231323223313132322331323132233133313231313231331123232   >>