C111112111133131121133133313331333133313331323133313331333132213331311331   >>    C11111211113313112113313331333133313331333132313331333133313221333131133   <<    C111112111133131121133133313331333133313331323133313331333132213331311333   >>      C111112111133131121133133313331333133313331323133313331333132213331311332   >>