D331333312112331322133313221323132333132313231322331311331323221212231   >>    D33133331211233132213331322132313233313231323132233131133132322121223   <<    D331333312112331322133313221323132333132313231322331311331323221212233   >>      D331333312112331322133313221323132333132313231322331311331323221212232   >>