C111112111133131121133133313331333132213331333131133132331121123231   >>    C11111211113313112113313331333133313221333133313113313233112112323   <<    C111112111133131121133133313331333132213331333131133132331121123233   >>      C111112111133131121133133313331333132213331333131133132331121123232   >>