D33132213132132313231323132321323132313231323223313111122112312311   >>    D3313221313213231323132313232132313231323132322331311112211231231   <<    D33132213132132313231323132321323132313231323223313111122112312313   >>      D33132213132132313231323132321323132313231323223313111122112312312   >>