D121213233313223313132322231323132313331323132233132313233313231333111   >>    D12121323331322331313232223132313231333132313223313231323331323133311   <<    D121213233313223313132322231323132313331323132233132313233313231333113   >>      D121213233313223313132322231323132313331323132233132313233313231333112   >>