C2221232323213331311331333133313231333132313133121322131121112111   >>    C222123232321333131133133313331323133313231313312132213112111211   <<    C2221232323213331311331333133313231333132313133121322131121112113   >>      C2221232323213331311331333133313231333132313133121322131121112112   >>