C111123313121111121111331333133313331323232133112111111331312131   >>    C11112331312111112111133133313331333132323213311211111133131213   <<    C111123313121111121111331333133313331323232133112111111331312133   >>      C111123313121111121111331333133313331323232133112111111331312132   >>