C111123313121111121111331333133313331323232133113313231333132232332313121   >>    C11112331312111112111133133313331333132323213311331323133313223233231312   <<    C111123313121111121111331333133313331323232133113313231333132232332313123   >>      C111123313121111121111331333133313331323232133113313231333132232332313122   >>