C2221232323213331311331333133313231323133313231322213322321133221   >>    C222123232321333131133133313331323132313331323132221332232113322   <<    C2221232323213331311331333133313231323133313231322213322321133223   >>      C2221232323213331311331333133313231323133313231322213322321133222   >>