C111112111133131121133133313331333133313331332133313331333131333111   >>    C11111211113313112113313331333133313331333133213331333133313133311   <<    C111112111133131121133133313331333133313331332133313331333131333113   >>      C111112111133131121133133313331333133313331332133313331333131333112   >>