C111123313121111121111331333133313331323112113321233132322331211   >>    C11112331312111112111133133313331333132311211332123313232233121   <<    C111123313121111121111331333133313331323112113321233132322331213   >>      C111123313121111121111331333133313331323112113321233132322331212   >>