C222123232321333131133133313331333132313231322221231211311233131   >>    C22212323232133313113313331333133313231323132222123121131123313   <<    C222123232321333131133133313331333132313231322221231211311233133   >>      C222123232321333131133133313331333132313231322221231211311233132   >>