C2221232323213331311331333133313231323133313121121132321333213111   >>    C222123232321333131133133313331323132313331312112113232133321311   <<    C2221232323213331311331333133313231323133313121121132321333213113   >>      C2221232323213331311331333133313231323133313121121132321333213112   >>