D121213233313223313132322231323132313233313232322331323131121111   >>    D12121323331322331313232223132313231323331323232233132313112111   <<    D121213233313223313132322231323132313233313232322331323131121113   >>      D121213233313223313132322231323132313233313232322331323131121112   >>