C111123313121111121111331333133313331323232133313331333112113313232221   >>    C11112331312111112111133133313331333132323213331333133311211331323222   <<    C111123313121111121111331333133313331323232133313331333112113313232223   >>      C111123313121111121111331333133313331323232133313331333112113313232222   >>