C222123232321333131133133313331333131133131212233233113311211311   >>    C22212323232133313113313331333133313113313121223323311331121131   <<    C222123232321333131133133313331333131133131212233233113311211313   >>      C222123232321333131133133313331333131133131212233233113311211312   >>