D331333312112331322133313221323132333132313231322331311331323223313223111   >>    D33133331211233132213331322132313233313231323132233131133132322331322311   <<    D331333312112331322133313221323132333132313231322331311331323223313223113   >>      D331333312112331322133313221323132333132313231322331311331323223313223112   >>