D121212121213132333132323132313231232313232233131133132313231321321   >>    D12121212121313233313232313231323123231323223313113313231323132132   <<    D121212121213132333132323132313231232313232233131133132313231321323   >>      D121212121213132333132323132313231232313232233131133132313231321322   >>