C111112111133131121133133313331333133313331332133313331333123231   >>    C11111211113313112113313331333133313331333133213331333133312323   <<    C111112111133131121133133313331333133313331332133313331333123233   >>      C111112111133131121133133313331333133313331332133313331333123232   >>