B331133131323131133132233133313231333112113121111121111331333131232322121121
>>
B33113313132313113313223313331323133311211312111112111133133313123232212112
<<
B331133131323131133132233133313231333112113121111121111331333131232322121123
>>
B331133131323131133132233133313231333112113121111121111331333131232322121122
>>