D33112221323133313133313132233131333132313223313231323212331323331322221   >>    D3311222132313331313331313223313133313231322331323132321233132333132222   <<    D33112221323133313133313132233131333132313223313231323212331323331322223   >>      D33112221323133313133313132233131333132313223313231323212331323331322222   >>