C111112111133131121133133313331333133313331323133112111133132232311   >>    C11111211113313112113313331333133313331333132313311211113313223231   <<    C111112111133131121133133313331333133313331323133112111133132232313   >>      C111112111133131121133133313331333133313331323133112111133132232312   >>