C111112111133131121133133313331333133313331323133313331333132331213111   >>    C11111211113313112113313331333133313331333132313331333133313233121311   <<    C111112111133131121133133313331333133313331323133313331333132331213113   >>      C111112111133131121133133313331333133313331323133313331333132331213112   >>