C111123313121111121111331333133313331323231333133313123222321333131   >>    C11112331312111112111133133313331333132323133313331312322232133313   <<    C111123313121111121111331333133313331323231333133313123222321333133   >>      C111123313121111121111331333133313331323231333133313123222321333132   >>