C111123313121111121111331333133313331323232133313331333131123323213231333211231   >>    C11112331312111112111133133313331333132323213331333133313112332321323133321123   <<    C111123313121111121111331333133313331323232133313331333131123323213231333211233   >>      C111123313121111121111331333133313331323232133313331333131123323213231333211232   >>