C111112111133131121133133313331333133313331323133313331333131132231311   >>    C11111211113313112113313331333133313331333132313331333133313113223131   <<    C111112111133131121133133313331333133313331323133313331333131132231313   >>      C111112111133131121133133313331333133313331323133313331333131132231312   >>