D121212121213132313113313231123313231323132322133313232233131133231   >>    D12121212121313231311331323112331323132313232213331323223313113323   <<    D121212121213132313113313231123313231323132322133313232233131133233   >>      D121212121213132313113313231123313231323132322133313232233131133232   >>