C111112111133131121133133313331333133313331312111133133313331211113323213232231   >>    C11111211113313112113313331333133313331333131211113313331333121111332321323223   <<    C111112111133131121133133313331333133313331312111133133313331211113323213232233   >>      C111112111133131121133133313331333133313331312111133133313331211113323213232232   >>